Aptitude and Reasoning Mental Ability Questions and Answers

1 .

If 5=10, 6=18, 7=28 then 8=?

A)

40

B)

42

C)

44

D)

48

Correct Answer : Option (A) - 40

2 .

Direction: In each of the following questions, four words have been given, out of which three are alike in some manner and the fourth one is different. Choose out the odd one.

A)

Ranchi

B)

Bhopal

C)

Nagpur

D)

Bangalore

Correct Answer : Option (C) - Nagpur

3 .

Three of the following four words are alike in a certain way and one is different. Pick the odd one out.

A)

Pedology

B)

Cardiology

C)

Seismology

D)

Terminology

Correct Answer : Option (D) - Terminology

4 .

Select the option that will fill in the blank and complete the given series. 0 , 7, 26, 63,124, 215, 342, 511, 728,___

A)

990

B)

999

C)

1000

D)

1001

Correct Answer : Option (B) - 999

5 .

A)

RGENESSAP

B)

REGNSESAP

C)

REGMESSAP

D)

REGNESSAP

Correct Answer : Option (D) - REGNESSAP

6 .

Pointing to an old man, Suresh said, "His son is my son's uncle." How is the old man related to Suresh ?

A)

Father

B)

Uncle

C)

Brother

D)

Grandfather

Correct Answer : Option (A) - Father

Explanation :

Suresh's son's uncle — Suresh's brother. So. the old man's son is Suresh's brother

i.e., the old man is Suresh's father.

7 .

What letters will fill the blank? Z, X, V, T, R, __,__

A)

P, N

B)

K, S

C)

O, K

D)

M, N

Correct Answer : Option (A) - P, N

Explanation : Here the letter series is alternative reverse order series. So we get P, N.

8 .

Find out the wrong term in the series 2, 3, 4, 4, 6, 8, 9, 12, 16

A)

16

B)

12

C)

9

D)

8

Correct Answer : Option (C) - 9

Explanation :

The given sequence is a combination of three series:

i)1st, 4th, 7th terms i.e, 2, 4, 9

ii)2nd, 5th, 8th terms i.e, 3, 6, 12

iii)3rd, 6th, 9th terms i.e, 4, 8, 16

In each one of i, ii, iii, each term is twice the preceding term.

So, 9 is wrong and must be replaced by (4*2) = 8

9 .

How many candidates passed in at least four subjects ?

A)

870

B)

6555

C)

5685

D)

1705

Correct Answer : Option (B) - 6555

Explanation :

Candidates passed in atleast four subjects

= (Candidates passed in 4 subjects) + (Candidates Passed in all 5 subjects)

= (Candidates failed in only 1 subject ) + ( Candidates passed in all subjects)

= (78 + 275 + 149 + 147 + 221) + 5685 = 870 + 5685 = 6555

10 .

Thread is to String as Cask is to

A)

Box

B)

Disc

C)

Wallet

D)

Barrel

Correct Answer : Option (D) - Barrel

Explanation :

Here Thread and String are Synonyms of each other. Then the answer will be the synonym of Cask.

Cask is nothing but a large barrel-like container used for storing liquids, typically alcoholic drinks.

Ex : Drum, Vessel, Tank, Barrel, Hogshead, Firkin,...

Here from the options Barrel is the only synonym of Cask.

Thus, Thread : String :: Cask : Barrel