Aptitude and Reasoning Questions

Q:

Two pipes A and B can fill an empty cistern in 18 and 27 hours, respectively. Pipe C can drain the entire cistern in 45 hours when no other pipe is in operation. Initially, when the cistern was empty Pipe A and Pipe C were turned on. After a few Pipe A was turned off and Pipe B was turned on instantly. In all, it took 55 hours to fill the cistern. For how many hours was Pipe B turned on?

A) 50 B) 45
C) 27 D) 30
 
Answer & Explanation Answer: B) 45

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Filed Under: Pipes and Cistern
Exam Prep: Bank Exams

2 1004
Q:

A word is represented by only one set of numbers as given in any one of the alternatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as shown in the given two matrices. The columns and rows of Matrix-I are numbered from 0 to 4 and that of Matrix-II are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column, for example 'B' can be represented by 23, 42 etc and 'N' can be represented by 95, 96 etc. Similarly, you have to identify the set for the word 'SALT'.

 

 

A) 34,58,12,89 B) 20,97,41,89
C) 99,30,24,87 D) 33,88,31,8
 
Answer & Explanation Answer: C) 99,30,24,87

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Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams

5 1004
Q:

If the sum of radius and height of a solid cylinder is 20 cm and its total surface area is 880 cm then its volume is

A) 1760 cm3 B) 8800 cm3
C) 2002 cm3 D) 4804 cm3
 
Answer & Explanation Answer: C) 2002 cm3

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

0 1004
Q:

What are the co-ordinates of the centroid of a triangle, whose vertices are A(2 , 5), B(-4 , 0) and C(5 , 4)?

A) (-1 , 3) B) (1 , 3)
C) (1 , -3) D) (-1 , -3)
 
Answer & Explanation Answer: B) (1 , 3)

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

0 1004
Q:

Calculate the length of the tangent (in cm) which is drawn from a point at a distance of 13 cm from the centre and the largest chord of that circle is 10 cm.

A) 10 B) 12
C) 15 D) 16
 
Answer & Explanation Answer: B) 12

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

0 1004
Q:

The expenses of a person increase by Rs. 50000 for every month in February and March. If his expenses in January was Rs. 50000, calculate his average expenditure (in Rs.) from January to March.

A) 100000 B) 150000
C) 75000 D) 50000
 
Answer & Explanation Answer: A) 100000

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Filed Under: Simplification
Exam Prep: Bank Exams

0 1003
Q:

In a certain code language, '÷' represents '+', '-' represents 'x', '+' represents '÷' and 'x' represents '-'. Find out the answer to the following question.

 

17 - 8 + 2 x 9 ÷ 8 = ?

 

A) 7   B) 40  
C) 67   D) 32
 
Answer & Explanation Answer: C) 67  

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Filed Under: Coding and Decoding
Exam Prep: Bank Exams

0 1003
Q:

The diagonals of 2 squares M and N are in the ratio 2:1. The ratio of their areas is

A) 1:2 B) 2:1
C) 1:4 D) 4:1
 
Answer & Explanation Answer: D) 4:1

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Filed Under: Area
Exam Prep: Bank Exams

2 1003