mpt · CSS study notes
05 · General Ability — Q121–150
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Study order: attempt the question → open the yellow hint only if needed → reveal the green answer → try the related question. Check the revision box only when you can explain the rule without looking.
30 original questions + 30 related recall exercises. Study solutions, not an official KIPS key. Wording and options are retained with spacing and obvious numbering normalised. Consult the attached original PDF for exact typography.
Q121
If Z=52 and ACT=48, then BAT will be equal to:
a) 39
b) 41
c) 44
d) 46
Source PDF page 11.
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💡 Hint — try before revealing
Try adding alphabet positions, then applying the same multiplier as the example.
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✅ Answer & explanation
Answer: D — 46
Reasoning: Use twice the sum of alphabet positions: BAT=2×(2+1+20)=46.
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Related practice: What is CAT in the same code?
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✅ Related answer & memory link
Answer: 48.
Why / remember: CAT gives 3+1+20=24; doubling gives 48.
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Confident after revision
Q122
A works twice as fast as B. If B can complete a work in 12 days independently, the number of days in which A and B can
together finish the work is:
a) 4 days
b) 6 days
c) 8 days
d) 18 days
Source PDF page 12.
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💡 Hint — try before revealing
Convert working times into daily rates before adding.
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✅ Answer & explanation
Answer: A — 4 days
Reasoning: B’s rate=1/12; A’s rate=2/12. Combined rate=3/12=1/4 job per day.
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Related practice: How long does A alone take?
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✅ Related answer & memory link
Answer: 6 days.
Why / remember: Twice B’s speed means half B’s time: 12/2=6 days for A alone.
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Confident after revision
Q123
The sum of the present ages of a father and his son is 60 years. Six years ago, father’s age was five times the age of son. After
6 years, son’s age will be?
a) 12 years
b) 14 years
c) 18 years
d) 20 years
Source PDF page 12.
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💡 Hint — try before revealing
Write present-age and past-age equations separately.
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✅ Answer & explanation
Answer: D — 20 years
Reasoning: F+S=60 and F−6=5(S−6). Thus S=14 now, so after six years S=20.
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Related practice: What is the father’s current age?
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✅ Related answer & memory link
Answer: 46.
Why / remember: The equations give son 14 now and father 46 now; 46+14=60 checks the total.
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Confident after revision
Q124
Salman is younger than Rizwan by 7 years. If their ages are in the respective ratio of 7:9, how old is Salman?
a) 16 years
b) 18 years
c) 28 years
d) 24.5 years
Source PDF page 12.
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💡 Hint — try before revealing
The difference in ratio parts corresponds to the age difference.
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✅ Answer & explanation
Answer: D — 24.5 years
Reasoning: Two ratio parts equal 7 years, so one part=3.5. Salman=7×3.5=24.5.
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Related practice: What is Rizwan’s age?
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✅ Related answer & memory link
Answer: 31.5 years.
Why / remember: Rizwan has nine parts, each 7/(9−7)=3.5 years; age=31.5.
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Confident after revision
Q125
The present ages of three persons in proportions 4:7:9. Eight years ago, the sum of their ages was 56. Find their present ages
(in years).
a) 8, 20, 28
b) 16, 28, 36
c) 20, 35, 45
d) None of these
Source PDF page 12.
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💡 Hint — try before revealing
Move the combined age total forward by three people times eight years.
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✅ Answer & explanation
Answer: B — 16, 28, 36
Reasoning: Present total=56+3×8=80. Twenty ratio parts give one part=4.
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Related practice: What were their ages eight years ago?
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✅ Related answer & memory link
Answer: 8,20,28.
Why / remember: Subtract eight from each present age: 16,28,36 become 8,20,28 and sum to 56.
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Confident after revision
Q126
In a certain class the ratio of men to women is 3:5. If the class has 24 people in it, how many are women?
a) 9
b) 12
c) 15
d) 18
Source PDF page 12.
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💡 Hint — try before revealing
Add all ratio parts before taking the women’s share.
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✅ Answer & explanation
Answer: C — 15
Reasoning: Women represent 5 of 8 parts; 24×5/8=15.
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Related practice: How many men are there?
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✅ Related answer & memory link
Answer: 9.
Why / remember: Men are 3/(3+5) of 24, giving 9; check 9+15=24.
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Confident after revision
Q127
If x+y=9 and x-y=1 then y=?
a) 5
b) 4
c) 8
d) 10
Source PDF page 12.
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💡 Hint — try before revealing
Add or subtract the two equations to eliminate one variable.
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✅ Answer & explanation
Answer: B — 4
Reasoning: Subtract x−y=1 from x+y=9: 2y=8.
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Related practice: What is x?
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✅ Related answer & memory link
Answer: 5.
Why / remember: Adding x+y=9 and x−y=1 gives 2x=10, so x=5.
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Confident after revision
Q128
Subtract 27+514 from 43+16
a) 384
b) 582
c) 482
d) None of these
Source PDF page 12.
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💡 Hint — try before revealing
The words subtract A from B require B−A.
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✅ Answer & explanation
Answer: D — None; −482 as printed
Reasoning: “Subtract 27+514 from 43+16” means 59−541=−482. Positive 482 reverses the order.
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Related practice: What does subtract A from B mean?
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✅ Related answer & memory link
Answer: B−A.
Why / remember: Order matters: subtract 27+514 from 43+16 means (43+16)−(27+514), not the reverse.
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Confident after revision
Q129
10% written as a decimal is:
a) 1.0
b) 0.1
c) 0.01
d) 0.001
Source PDF page 12.
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💡 Hint — try before revealing
Percent means divide by one hundred.
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✅ Answer & explanation
Answer: B — 0.1
Reasoning: Percent means per hundred: 10/100=0.1.
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Related practice: Write 0.1% as a decimal.
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✅ Related answer & memory link
Answer: 0.001.
Why / remember: 0.1%=0.1/100=0.001; moving from percent to decimal shifts two places left.
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Confident after revision
Q130
One nautical mile is equal to:
a) 5760 feet
b) 5970 feet
c) 6076 feet
d) 6800 feet
Source PDF page 12.
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💡 Hint — try before revealing
Do not confuse a nautical mile with the 5280-foot statute mile.
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✅ Answer & explanation
Answer: C — approximately 6076 feet
Reasoning: One international nautical mile is exactly 1852 metres, about 6076.12 feet.
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Related practice: What speed unit means one nautical mile per hour?
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✅ Related answer & memory link
Answer: A knot.
Why / remember: A knot measures speed; a nautical mile measures distance. One knot is one nautical mile per hour.
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Confident after revision
Q131
Four masons build a wall 4 feet high in four hours. How many feet high wall can one mason build in one hour?
a) 1
b) 1/4
c) 3/4
d) 4
Source PDF page 12.
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💡 Hint — try before revealing
Work out output per mason-hour under the stated uniform-rate assumption.
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✅ Answer & explanation
Answer: B — 1/4 foot
Reasoning: Four masons×four hours=16 mason-hours for four feet; each mason-hour produces 1/4 foot under uniform productivity.
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Related practice: How high can two masons build in two hours?
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✅ Related answer & memory link
Answer: 1 foot under the same assumptions.
Why / remember: Two masons for two hours give four mason-hours; at 1/4 foot each that produces one foot.
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Confident after revision
Q132
14 percent of 24 is equal to:
a) 2.36
b) 3.36
c) 4.36
d) None of these
Source PDF page 12.
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💡 Hint — try before revealing
Convert fourteen percent to 0.14.
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✅ Answer & explanation
Answer: B — 3.36
Reasoning: 0.14×24=3.36.
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Related practice: What is 24% of 14?
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✅ Related answer & memory link
Answer: Also 3.36.
Why / remember: a% of b equals b% of a because both equal ab/100; 24% of 14 is also 3.36.
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Confident after revision
Q133
A number exceeds another number by 5. The sum of the numbers is 19. Find the smaller number?
a) 5
b) 6
c) 7
d) 12
Source PDF page 12.
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💡 Hint — try before revealing
Let the smaller number be x and the larger x+5.
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✅ Answer & explanation
Answer: C — 7
Reasoning: Let smaller=x; x+(x+5)=19, so 2x=14.
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Related practice: What is the larger number?
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✅ Related answer & memory link
Answer: 12.
Why / remember: The smaller is 7, so the larger is 7+5=12; their sum is 19.
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Confident after revision
Q134
What percent is 3/4 of 5/6?
a) 75%
b) 80%
c) 90%
d) 111%
Source PDF page 12.
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💡 Hint — try before revealing
Divide the quantity being compared by the reference quantity, then multiply by 100.
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✅ Answer & explanation
Answer: C — 90%
Reasoning: Interpret as “3/4 is what percentage of 5/6?” (3/4)÷(5/6)×100=90%.
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Related practice: What is 5/6 as a percentage of 3/4?
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✅ Related answer & memory link
Answer: 111⅑%.
Why / remember: Reversing the comparison gives (5/6)/(3/4)×100=111⅑%; percentage comparisons are directional.
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Confident after revision
Q135
If 9(PxPxP)/3(PxPxP)-P=0, then P=?
a) 1/9
b) 27
c) 1/3
d) 3
Source PDF page 13.
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💡 Hint — try before revealing
Clarify the denominator’s grouping and note where division would be undefined.
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✅ Answer & explanation
Answer: D — 3, intended grouping
Reasoning: Reading the expression as [9P³/(3P³)]−P=0 gives 3−P=0, with P≠0. The denominator needs explicit brackets.
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Related practice: Why is P=0 excluded?
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✅ Related answer & memory link
Answer: The denominator would be zero.
Why / remember: P=0 makes 3P³ zero, so cancellation is valid only for nonzero P.
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Confident after revision
Q136
If Arif can read 39 pages of a book in half an hour. How long will it take him to finish a book that is 1287 pages?
a) 16 hours
b) 16.5 hours
c) 17 hours
d) 15.5 hours
Source PDF page 13.
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💡 Hint — try before revealing
First convert pages per half-hour into pages per hour.
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✅ Answer & explanation
Answer: B — 16.5 hours
Reasoning: Rate=39/0.5=78 pages/hour. Time=1287/78=16.5.
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Related practice: How many pages in two hours?
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✅ Related answer & memory link
Answer: 156.
Why / remember: At 78 pages/hour, two hours gives 78×2=156 pages.
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Confident after revision
Q137
Man standing at point A. He moves towards east and walked 300 meters then turns toward north and walked 400 meters then
he turns towards west and walks 300 meters. How many meters he is away from the starting point?
a) 300 meters
b) 400 meters
c) 500 meters
d) 600 meters
Source PDF page 13.
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💡 Hint — try before revealing
Separate total path length from straight-line displacement.
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✅ Answer & explanation
Answer: B — 400 metres
Reasoning: East and west movements cancel; the remaining displacement is 400 m north.
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Related practice: What total distance was walked?
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✅ Related answer & memory link
Answer: 1000 metres.
Why / remember: Total walked is 300+400+300=1000 m even though the displacement is only 400 m.
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Confident after revision
Q138
8 is what percent of 2?
a) 100%
b) 200%
c) 300%
d) 400%
Source PDF page 13.
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💡 Hint — try before revealing
The smaller reference value belongs in the denominator.
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✅ Answer & explanation
Answer: D — 400%
Reasoning: 8/2×100=400%. A percentage can exceed 100.
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Related practice: What percentage is 2 of 8?
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✅ Related answer & memory link
Answer: 25%.
Why / remember: 2/8×100=25%; reversing part and reference changes 400% to 25%.
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Confident after revision
Q139
A car travels at the speed of 120km/h. How long it will travel in 15 minutes?
a) 10km
b) 40km
c) 30km
d) 15km
Source PDF page 13.
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💡 Hint — try before revealing
Convert fifteen minutes into a fraction of an hour.
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✅ Answer & explanation
Answer: C — 30 km
Reasoning: 15 minutes=1/4 hour; distance=120×1/4=30.
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Related practice: How far in 10 minutes at the same speed?
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✅ Related answer & memory link
Answer: 20 km.
Why / remember: Ten minutes is 1/6 hour; 120×1/6=20 km.
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Confident after revision
Q140
Find the value of x if the average of 1.0, 0.8, 0.2 and x is exactly 0.6:
a) 0.4
b) 0.2
c) 2.4
d) 0.66
Source PDF page 13.
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💡 Hint — try before revealing
Use total = average × number of observations.
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✅ Answer & explanation
Answer: A — 0.4
Reasoning: Required total=4×0.6=2.4; known total=2, so x=0.4.
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Related practice: What is the mean if x=0.8?
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✅ Related answer & memory link
Answer: 0.7.
Why / remember: With x=0.8, total is 2.8 and mean 2.8/4=0.7.
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Confident after revision
Q141
Javed loses 5% by selling a table for Rs. 1045. For how much should he sell table to gain 5% profit on it?
a) 1155
b) 1100
c) 1180
d) 1090
Source PDF page 13.
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💡 Hint — try before revealing
Recover cost price from the loss, then apply the required profit to cost.
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✅ Answer & explanation
Answer: A — Rs 1155
Reasoning: Cost=1045/0.95=1100. Required selling price=1100×1.05=1155.
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Related practice: What is the profit in rupees at the new price?
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✅ Related answer & memory link
Answer: 55.
Why / remember: Cost Rs 1100 gives a 5% profit of 0.05×1100=Rs 55.
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Confident after revision
Q142
Train travels 60km in 1.5 hours. A plane travel doubles than the train. How many kilometers plane will travel in 20 minutes?
a) 35km
b) 27km
c) 44km
d) 40km
Source PDF page 13.
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💡 Hint — try before revealing
Find train speed, double it, then convert twenty minutes to hours.
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✅ Answer & explanation
Answer: B — 27 km, rounded
Reasoning: Train speed=60/1.5=40 km/h; plane speed=80. In 1/3 hour it travels 26⅔ km, rounded to 27.
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Related practice: What is the exact distance?
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✅ Related answer & memory link
Answer: 26⅔ km.
Why / remember: 80 km/h×1/3 hour=26⅔ km; 27 is a rounded option, not the exact result.
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Confident after revision
Q143
14 persons earn Rs. 400 in 10 days. How many persons are required to earn Rs. 600 in 10 days?
a) 18
b) 24
c) 21
d) 15
Source PDF page 13.
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💡 Hint — try before revealing
With time fixed, earnings scale with the number of equally productive workers.
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✅ Answer & explanation
Answer: C — 21 people
Reasoning: Same time and productivity imply workers proportional to earnings: 14×600/400=21.
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Related practice: How much would seven people earn in ten days?
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✅ Related answer & memory link
Answer: Rs 200.
Why / remember: Seven is half of fourteen, so earnings are half of Rs 400: Rs 200.
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Confident after revision
Q144
6 persons complete a work in 16 days; 8 persons will complete the same job in how many days?
a) 12
b) 14
c) 9
d) 10
Source PDF page 13.
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💡 Hint — try before revealing
For fixed work, workers×days stays constant under equal productivity.
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✅ Answer & explanation
Answer: A — 12 days
Reasoning: Total effort=6×16=96 person-days; 96/8=12.
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Related practice: How many days for 12 people?
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✅ Related answer & memory link
Answer: 8.
Why / remember: The job takes 96 person-days, so 12 workers require 96/12=8 days.
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Confident after revision
Q145
Marathon is to race as hibernation is to:
a) Winter
b) Bear
c) Dream
d) Sleep
Source PDF page 13.
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💡 Hint — try before revealing
Identify the relationship being compared, but do not treat the biological analogy literally.
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✅ Answer & explanation
Answer: D — Sleep, conventional analogy
Reasoning: A marathon is a prolonged race; hibernation resembles prolonged dormancy. Biologically hibernation is not simply ordinary sleep.
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Related practice: What is the hot-weather dormancy analogue called?
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✅ Related answer & memory link
Answer: Aestivation.
Why / remember: Aestivation is dormancy associated with hot/dry conditions, contrasted with the cold-season association of hibernation.
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Confident after revision
Q146
Cup is to coffee as bowl is to:
a) Dish
b) Soup
c) Spoon
d) Food
Source PDF page 13.
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💡 Hint — try before revealing
Match a container with its typical specific contents.
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✅ Answer & explanation
Answer: B — Soup
Reasoning: A cup commonly contains coffee; a bowl commonly contains soup. Food is broader and less closely matched.
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Related practice: What relationship is being tested?
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✅ Related answer & memory link
Answer: Container and typical contents.
Why / remember: The relationship is cup→coffee and bowl→soup, not object→material or object→action.
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Confident after revision
Q147
Maria runs faster than Gail. Lily runs faster than Maria. Gail runs faster than Lily. If the first two statements are true, the third
statement is:
a) True
b) False
c) Uncertain
d) None of these
Source PDF page 14.
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💡 Hint — try before revealing
Write the speed inequalities in one chain.
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✅ Answer & explanation
Answer: B — False
Reasoning: Lily>Maria>Gail in running speed, so Gail cannot be faster than Lily.
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Related practice: Who is fastest?
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✅ Related answer & memory link
Answer: Lily.
Why / remember: Lily is above both Maria and Gail in that chain, so Lily is fastest.
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Confident after revision
Q148
All the tulips in Zoe’s Garden are white. All the pansies in Zoe’s Garden are yellow. All the flowers in Zoe’s Garden are either
white or yellow. If the first two statements are true, the third statement is:
a) True
b) False
c) Uncertain
d) None of these
Source PDF page 14.
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💡 Hint — try before revealing
Ask whether the premises exclude all unmentioned flower types.
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✅ Answer & explanation
Answer: C — Uncertain
Reasoning: The premises say nothing about other types of flowers in the garden.
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Related practice: What extra premise would make the conclusion true?
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✅ Related answer & memory link
Answer: The garden contains only tulips and pansies.
Why / remember: A statement that the garden contains only those two types closes the logical gap.
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Confident after revision
Q149
Rover weighs less than Fido. Rover weighs more than Boomer. Of the three dogs, Boomer weighs the least. If the first two
statements are true, the third statement is:
a) True
b) False
c) Uncertain
d) None of these
Source PDF page 14.
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💡 Hint — try before revealing
Use transitivity: if A exceeds B and B exceeds C, then A exceeds C.
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✅ Answer & explanation
Answer: A — True
Reasoning: Fido>Rover>Boomer in weight; Boomer is therefore lightest.
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Related practice: Who weighs most?
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✅ Related answer & memory link
Answer: Fido.
Why / remember: Fido exceeds Rover, who exceeds Boomer; Fido must therefore be the heaviest.
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Confident after revision
Q150
On the day, the Barton triplets are born, Jenna weighs more than Jason. Jason weighs less than Jasmine. Of the three babies,
Jasmine weighs the most. If the first two statements are true, the third statement is:
a) True
b) False
c) Uncertain
d) None of these
Source PDF page 14.
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💡 Hint — try before revealing
Two babies exceeding Jason tells you nothing about their order relative to each other.
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✅ Answer & explanation
Answer: C — Uncertain
Reasoning: Both Jenna and Jasmine exceed Jason, but their relative weights are unstated.
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Related practice: Who certainly weighs least?
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✅ Related answer & memory link
Answer: Jason.
Why / remember: Jason is below both others, so the least weight is fixed even though the greatest is not.
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Confident after revision