3100+ Mental Ability Reasoning Questions and Answers with Explanation

Q:

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

Assertion (A) : Bats can fly in the night.

Reason (R) : Bats emit ultrasonics.

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: A) Both A and R are true and R is the correct explanation of A.

Explanation:

Bats can fly in the night because they can trace the obstacle in the path by perceiving the echo of the ultrasonic sound emitted by them after it is reflected by the obstacle.

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Filed Under: Assertion and Reason

2 9951

Q:

In the following Colour sequence, R stands for Red, Y for Yellow , G for Green, B for Blue and W for white of the sequence is continued, which colour will come next?

B B R B R W B R W G B R W G Y B R B R W B R W

A) Yellow	B) White
C) Blue	D) Green

Answer & Explanation Answer: D) Green

Explanation:

B | BR| BRW | BRWG | BRWGY | BR | BRW | BRW

Therefore, in the above sequence the next letter is G

Answer is Green

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Filed Under: Alphabet Test

28 9946

Q:

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

2, 5, 9, 14, 20, ?

A) 26	B) 27
C) 30	D) 31

Answer & Explanation Answer: B) 27

Explanation:

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Filed Under: Number Series
Exam Prep: Bank Exams

7 9943

Q:

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

Assertion(A) : A little gap is left between iron rails.

Reason (R) : Iron expands in summer.

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: A) Both A and R are true and R is the correct explanation of A.

Explanation:

Iron expands in summer. So, gaps are left between rails to allow for expansion.

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Filed Under: Assertion and Reason

6 9938

Q:

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

Assertion (A) : a Vaccines prevent diseases.

Reason (R) : Vaccines must be given to children.

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

Explanation:

Vaccines prevent diseases by developing immunity inside the body and vaccines must be given to children to build in them a resistance against diseases.

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Filed Under: Assertion and Reason

5 9937

Q:

Ration is most similar in meaning to

A) Debt	B) Allowance
C) Whole	D) Rear

Answer & Explanation Answer: B) Allowance

Explanation:

Ration synonyms are allowance, consignment, quota,...

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Filed Under: Analogy
Exam Prep: AIEEE , Bank Exams , CAT , GRE , TOEFL
Job Role: Analyst , Bank Clerk , Bank PO

6 9932

Q:

Detect an error part labelled (1), (2), (3) & (4) in the following question.

$\frac{w h o l e n o r t h e r n s t a t e s i n}{(1)} / \frac{i n d i a a r e r e e l i n g u n d e r t h e}{(2)} / \frac{d e v a s t a t i n g}{(3)} / \frac{o f t h e d r o u g h t}{(4)}$

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

Answer & Explanation Answer: A) 1

Explanation:

Error is in the first part of the sentence. 'Whole' is used with singular nouns.
The correct sentence is - 'All Northern states in India are reeling under the devastating of the drought.

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Filed Under: Verification of Truth of the statement
Exam Prep: TOEFL , GRE , CAT , Bank Exams
Job Role: Bank PO , Bank Clerk

19 9920

Q:

Find the number which will complete the following series.

0, 1, 8, 27, ?

A) 25	B) 16
C) 125	D) 64

Verbal Reasoning - Mental Ability Questions

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