Aptitude and Reasoning Questions

Q:

A cistern has one inlet, L and one inlet, M. L takes 5 hours to fill the empty tank, when M is not open and M takes 8 hours to empty the full tank, if the tank is two fifth full, how much time will it take to fill the tank completely when both L and M are opened simultaneously? (in hours)

A) 5 hours B) 3 hours
C) 6 hours D) 8 hours
 
Answer & Explanation Answer: D) 8 hours

Explanation:
If the tank is 2/5th full, then remaining empty tank will be = 1-2/5=3/5th
L and M can fill the empty tank in = (5*8)/(8-5)=40/3 hours

Then 3/5 th tank fill in =40/3 * 3/5= 8 hours

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Filed Under: Pipes and Cistern
Exam Prep: Bank Exams

2 2001
Q:

Excluding stoppages, the speed of a train is 120 kmph and including stoppages, it is 50 kmph. For how many minutes does the train stop per hour?

A) 25 B) 40
C) 35 D) 20
 
Answer & Explanation Answer: C) 35

Explanation:
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Filed Under: Problems on Trains
Exam Prep: Bank Exams

13 2000
Q:

If 40% of x = y, then y% of 40 is same as _____ of x.

A) 16% B) 4%
C) 8% D) 160%
 
Answer & Explanation Answer: A) 16%

Explanation:
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Filed Under: Percentage
Exam Prep: Bank Exams

6 2000
Q:

If 6A = 7B = 5C; find A : B : C

A) 42:30:35 B) 30:35:42
C) 5:7:6 D) 35:30:42
 
Answer & Explanation Answer: D) 35:30:42

Explanation:
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Filed Under: Ratios and Proportions
Exam Prep: Bank Exams

4 1999
Q:

Statement: Properly fed and starved monkeys were made to run through a network of paths designed as a puzzle. It was observed that the starved monkeys could not run faster. This proved that the people with lower intelligence in poor countries are a victim of malnutrition.
Course of action:
a. The effects of nutrition on the intelligence of the monkeys is parallel to those on human beings.
b. Captive monkeys are more intelligent than wild monkeys.

A) Only b follows B) Only a follows
C) Both a & b follows D) Neither a nor b follows
 
Answer & Explanation Answer: B) Only a follows

Explanation:

The proper nourishment will make the monkeys or human beings work properly. So, the course of action I follows. Course of action II does not follow as there is no information about captive or wild monkeys.

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4 1999
Q:

Find the cube root of 287496

 

A) 64 B) 46
C) 56 D) 66
 
Answer & Explanation Answer: D) 66

Explanation:
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Filed Under: Square Roots and Cube Roots
Exam Prep: Bank Exams

1 1998
Q:

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

A) stq B) rsp
C) rsq D) stp
 
Answer & Explanation Answer: A) stq

Explanation:
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Filed Under: Alphabet Test
Exam Prep: Bank Exams

1 1997
Q:

The average of the ages of Rajan and his son is 20. If Rajan's present age is three times the age of his son, then what will be the age of Rajan 5 years from now?

A) 40 years B) 28 years
C) 35 years D) 25 years
 
Answer & Explanation Answer: C) 35 years

Explanation:
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Filed Under: Problems on Ages
Exam Prep: Bank Exams

0 1996