Aptitude and Reasoning Questions

Q:

If xy = 56 and x2+ y2= 113, then what will be the value of (x + y)?

A) 29 B) 21
C) 36 D) 15
 
Answer & Explanation Answer: D) 15

Explanation:
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Filed Under: Simplification
Exam Prep: Bank Exams

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Q:

Which instrument is used for viewing the sun?

A) Stroboscope B) Telescope
C) Helioscope D) Sun meter
 
Answer & Explanation Answer: C) Helioscope

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Filed Under: Problems on Numbers
Exam Prep: Bank Exams

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Q:

Murad can do a piece of work in 33 hours. If he is joined by Joel who is 100% more efficient, in what time will they together finish the work?

A) 4 hours B) 6 hours
C) 2 hours D) 11 hours
 
Answer & Explanation Answer: D) 11 hours

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

Two taps X and Y can fill a tank in 15 hours and 20 hours respectively. If the two taps are opened at 2 p.m., then at what time (in p.m.) should the tap X be closed to completely fill the tank at exactly 2 a.m.?

A) 8 B) 7
C) 9 D) 10
 
Answer & Explanation Answer: A) 8

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Filed Under: Pipes and Cistern
Exam Prep: Bank Exams

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Q:

P can complete a work in 15 days and Q in 24 days. They began the work together, but Q left the work 2 days before its completion. In how manydays, was the work completed?

A) 12 B) 10
C) 9 D) 11
 
Answer & Explanation Answer: B) 10

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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

2 is what percent of 50?

A) 3 B) 4
C) 2.5 D) 5
 
Answer & Explanation Answer: B) 4

Explanation:

Let p% of 50 is 2

=> p x 50/100 = 2

=> p = 4%

 

Hence, 2 is 4 percent of 50.

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Filed Under: Percentage
Exam Prep: AIEEE , Bank Exams , CAT , GATE
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Q:

The ratio of ages of the father and mother was 11:10 when their son was born. The ratio of ages of the father and mother will be 19:18 when the son will be twice his present age. What is the ratio of present ages of father and mother?

A) 15 : 14 B) 14 : 13
C) 16 : 15 D) 17 : 16
 
Answer & Explanation Answer: A) 15 : 14

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Filed Under: Problems on Ages
Exam Prep: Bank Exams

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Q:

Which of the following is the largest?

A) 12/49 B) 7/30
C) 13/56 D) 11/46
 
Answer & Explanation Answer: A) 12/49

Explanation:

In the given options,

12/49 can be written as 1/(49/12) = 1/4.083

7/30 can be written as 1/(30/7) = 1/4.285

13/56 can be written as 1/(56/13) = 1/4.307

11/46 can be written as 1/(46/11) = 1/4.1818

 

Here in the above,

1/4.083 has the smallest denominator and so 12/49 is the largest number or fraction.

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Filed Under: Numbers
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Analyst , Bank Clerk , Bank PO

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