Aptitude and Reasoning Questions

Q:

P can do a work in 10 days. Q can do the same work in 15 days. If they work together for 5 days, how much of the work will they complete?

A) 1/2 B) 2/3
C) 1/3 D) 5/6
 
Answer & Explanation Answer: D) 5/6

Explanation:
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Filed Under: Time and Work
Exam Prep: Bank Exams

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Q:

Multiplicative inverse of 7?

A) 1 B) -1/7
C) 0 D) 1/7
 
Answer & Explanation Answer: D) 1/7

Explanation:

Multiplicative inverse is nothing but a reciprocal of a number. 

It is defined as one of a pair of numbers that when multiplied with another number equals the number 1.

Multiplicative inverse or reciprocal of 7 is 

7 x n = 1

=> n = 1/7.

 

Hence, Multiplicative inverse or reciprocal of 7 is  1/7.

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

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Q:

Three circle C1, C2 and C3 with radii r1, r2 and r3 (where r1<r2<r3) are placed as shown in the given figure. What is the value of r2?

A) √( r1r3) B) ( r1 + r3)/2
C) (2 r1r2)/( r1 + r2) D) √( r1 + r3)
 
Answer & Explanation Answer: A) √( r1r3)

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

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Q:

The base of a pyramid is a rectangle whose length and breadth are 16 cm and 12 cm respectively. If the length of all the lateral edges passing through the vertex of the right rectangular pyramid is 26 cm, then find the volume of the pyramid in cubic centimeter?

A) 1536 B) 1024
C) 718 D) 2072
 
Answer & Explanation Answer: A) 1536

Explanation:
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Filed Under: Volume and Surface Area
Exam Prep: CAT , Bank Exams , AIEEE

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Q:

Choose the word which is least like the others word in a group?

A) Burrow B) Roof
C) Den D) Nest
 
Answer & Explanation Answer: B) Roof

Explanation:

All except roof are dwelling places of different animals.

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Filed Under: Classification

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Q:

Select a suitable figure from the four alternatives that would complete the figure matrix.

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A) 2 B) 4
C) 3 D) 1
 
Answer & Explanation Answer: A) 2

Explanation:

In each row, the second figure is obtained from the first figure by adding two mutually perpendicular line segments at the centre and the third figure is obtained from the first figure by adding four circles outside the main figure.

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Filed Under: Figure Matrix
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
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Q:

Find the odd one out ?

A) A B) B
C) C D) D
 
Answer & Explanation Answer: A) A

Explanation:
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Filed Under: Odd Man Out

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Q:

Rohit walks at 17 km/hr and Ruchira cycles at 22 km/hr towards each other. What was the distance between them when they started if they meet after 44 minutes?

A) 42.9 km B) 35.8 km
C) 21.5 km D) 28.6 km
 
Answer & Explanation Answer: D) 28.6 km

Explanation:
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Filed Under: Time and Distance
Exam Prep: Bank Exams

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