Aptitude and Reasoning Questions

Q:

If you write down all the numbers from 1 to 100, then how many times do you write 4 ?

A) 11 B) 20
C) 17 D) 14
 
Answer & Explanation Answer: B) 20

Explanation:

4, 14, 24, 34, 44, 54, 64, 74, 84, 94 => has 11 number of (4's)
40, 41, 42, 43, 45, 46, 47, 48, 49 => has 9 number of (4's)
So, totally (11 + 9 = 20) number of 4's in 1 to 100.

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Filed Under: Numbers
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Q:

Should 'computer knowledge' be made a compulsory subject for all the students at secondary school level?

Arguments:

I. No. Our need is 'bread' for everyone, we cannot follow western models.

II. Yes. We cannot compete in the international market without equipping our children with computers.

A) Only argument I is strong B) Only argument II is strong
C) Neither I nor II is strong D) Both I and II are strong
 
Answer & Explanation Answer: B) Only argument II is strong

Explanation:

Nowadays, computers have entered all walks of life and children need to be prepared for the same. So, argument II is strong. Argument I holds no relevance.

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Filed Under: Statement and Arguments
Exam Prep: GRE

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Q:

Starting from his home, a boy rides on his bike for 8 km towards west, takes a left turn and travels 10 km more. From there, he turns 180° in the clockwise direction and travels another 16 km. Finally, he takes a right turn and travels 8 km more. How far and in what direction is he now from his original position?

A) 6 km, North B) 10 km, South
C) 12 km, West D) 6 km, East
 
Answer & Explanation Answer: A) 6 km, North

Explanation:
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Filed Under: Direction Sense Test

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Q:

Write 0.125 as a percent %?

A) 12% B) 12.5%
C) 13% D) 13.5%
 
Answer & Explanation Answer: B) 12.5%

Explanation:

Here to convert 0.125 into %

First convert to fractio

Multiply and divide by 1000

=> 0.125 x 10001000 = 1251000 = 18

=> Now, in percentage18 x 100 = 12.5%

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Filed Under: Percentage
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7 3941
Q:

Two angles whose sum is 180 degrees are

A) Complimentary angles B) Supplementary angles
C) Alternate angles D) None of the above
 
Answer & Explanation Answer: B) Supplementary angles

Explanation:

Two angles whose sum is 180 degrees are called supplementary angles.

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Filed Under: Arithmetical Reasoning
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Q:

B is the brother of A and E is the brother of D. If D is the father of B then how E and A are related?

A) E is brother of A B) A is nephew of E
C) E is father of A D) E is Uncle of A
 
Answer & Explanation Answer: D) E is Uncle of A

Explanation:
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Filed Under: Blood Relations
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44 3932
Q:

Which of the following is associated with diamond?

A) Brilliance B) Conductivity
C) Sharpness D) Hardness
 
Answer & Explanation Answer: D) Hardness

Explanation:
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Q:

Find the next number in the series 2, 3, 4, 8, 9, 10, 11, 16, 17, 18, 19, 20,...

A) 27 B) 26
C) 24 D) 25
 
Answer & Explanation Answer: B) 26

Explanation:

The pattern is three consecutive numbers and then three consecutive numbers missing.Then four consecutive numbers and then four consecutive numbers missing.Then five consecutive numbers and then five consecutive numbers missing.

 

The next number=20+6=26

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Filed Under: Numbers
Exam Prep: Bank Exams , CAT
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