3100+ Mental Ability Reasoning Questions and Answers with Explanation

Q:

E is the son of A. D is the son of B. E is married to C. C is B's daughter. How is D related to E ?

A) Brother	B) Uncle
C) Father-in-Law	D) Brother-in-law

Answer & Explanation Answer: D) Brother-in-law

Explanation:

C is D's daughter and D is B's son. So, D is the brother of C. E is a male married to C.

So, E is the husband of C, whose brother is D. So, D is the brother-in-law of E.

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Filed Under: Blood Relations

24 16849

Q:

In the following question, select the missing number from the given series.

15, 22, 31, 42, 55, ?

A) 60	B) 68
C) 70	D) 74

Answer & Explanation Answer: C) 70

Explanation:

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Filed Under: Number Series
Exam Prep: Bank Exams

7 16829

Q:

In the following question, select the missing number from the given series.

192, 186, 180, 174, ?, 162

A) 166	B) 168
C) 164	D) 170

Answer & Explanation Answer: B) 168

Explanation:

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Filed Under: Number Series
Exam Prep: Bank Exams

1 16808

Q:

Which of the following diagrams correctly represents elephants, wolves, animals?

None

A) 1	B) 2
C) 3	D) 4

Answer & Explanation Answer: A) 1

Explanation:

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Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams

0 16801

Q:

In the following question, select the missing number from the given series.

2, 4, 6, 8, ?, 12

A) 12	B) 10
C) 9	D) 11

Answer & Explanation Answer: B) 10

Explanation:

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Filed Under: Number Series
Exam Prep: Bank Exams

3 16798

Q:

Choose the missing terms out of the given alternatives Z, S, W, O, T, K, Q, G, ?, ?

A) N,D	B) N,C
C) O,D	D) O,C

Answer & Explanation Answer: B) N,C

Explanation:

The given sequence a combination of two series:
I)Z, W, T, Q, ? and II)S, O, K, G, ?

The pattern I is
Z - 3 = W
W - 3 = T
T - 3 = Q
Q - 3 = N

The pattern in II is
S - 4 = O
O - 4 = K
K - 4 = G
G - 4 = C

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Filed Under: Number Series

117 16761

Q:

Directions : For the Assertion (A) and Reason (R) below, choose the correct alternative

Assertion (A) : Carbon dioxide turns lime water milky.

Reason (R) : Carbon dioxide sullies the water.

A) Both A and R are true and R is the correct explanation of A.	B) Both A and R are true but R is NOT the correct explanation of A.
C) A is true but R is false.	D) A is false but R is true.

Answer & Explanation Answer: C) A is true but R is false.

Explanation:

Carbon dioxide reacts with lime water (calcium hydroxide) to form milky precipitate of calcium carbonate

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Filed Under: Assertion and Reason

2 16757

Q:

Consider the following information and answer the questions based on it.

Out of the 75 birders, 15 wanted to see only sunbird, 10 wanted to see only flycatcher, 12 wanted to see both sunbird and nuthatch, 15 wanted to see only bee-eater, 13 wanted to see both sunbird and bee-eater, 5 wanted to see both flycatcher and nuthatch and the remaining wanted to see only nuthatch.

How many birders wanted to see only one bird?

A) 30	B) 40
C) 45	D) 50

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