3100+ Mental Ability Reasoning Questions and Answers with Explanation

Q:

Four subjects — Physics, Chemistry, Mathematics and Biology were taught in four consecutive periods of one hour each starting from 8.00 a.m. At what time was the Chemistry period scheduled ?

I. Mathematics period ended at 10.00 a.m. which was preceded by Biology.

II. Physics was scheduled in the last period.

III. Mathematics period was immediately followed by Chemistry.

A) Only I	B) Only I or Only II
C) Only II	D) I and II together or I and III together

Answer & Explanation Answer: D) I and II together or I and III together

Explanation:

From I and II. we conclude that Mathematics period began at 9.00 a.m., Biology period began at 8.00 a.m. and Physics period began at 11 a.m. So. the Chemistry period began at 10.00 a.m. From I and III, we conclude that Mathematics period ended and Chemistry period began at 10.00 a.m.

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Filed Under: Data Sufficiency

5 6880

Q:

In the last month the company decided to increase the cost of its mixer by 10 percent. What is the present price of the mixer?

I. The cost of mixer and juicer together was Rs 2850 a month ago.

II. The amount of 10% increase on the mixer comes to Rs 220.

A) If the data in statement I alone are sufficient to answer the question	B) If the data in statement II alone are sufficient answer the question
C) If the data either in I or II alone are sufficient to answer the question;	D) If the data even in both the statements together are not sufficient to answer the question

Answer & Explanation Answer: B) If the data in statement II alone are sufficient answer the question

Explanation:

The present price of the mixer can he calculated from statement II as follows

Let the earlier price be Rs x.

Then, 10% of x = 220 or x = 2200. Present price = Rs (2200 + 220) = Rs 2420.

So, only II is needed.

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Filed Under: Data Sufficiency

5 6871

Q:

While travelling in a train, you observe some college students pulling the alarm chain simply to get down at their desired point. You would :

A) with the help of some passengers, check them from doing so	B) let them pull the chain but check them from detraining.
C) inform the guard of the train as soon as it stops.	D) keep quiet and do nothing.

Answer & Explanation Answer: A) with the help of some passengers, check them from doing so

Explanation:

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Filed Under: Situation Reaction Test

150 6867

Q:

Identify the diagram that best represents the relationship among the given classes.

Environment, Nitrogen, Oxygen, Weather

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

Answer & Explanation Answer: A) 1

Explanation:

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Filed Under: Logical Venn Diagram
Exam Prep: Bank Exams

2 6858

Q:

Man:Machine::Master:?

A) Slave	B) Worker
C) Manager	D) House

Answer & Explanation Answer: A) Slave

Explanation:

A machine is made to work by a man. Similarly, a slave is made to work by a master.

Hence, Man:Machine::Master:Slave.

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

6 6856

Q:

Identify the diagram that best represents the relationship among the given classes.

Graduates, Doctors, Professors

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

Answer & Explanation Answer: A) 1

Explanation:

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Filed Under: Logical Venn Diagram
Exam Prep: Bank Exams

2 6847

Q:

Hydrogen is lighter than Hydrogen .Hydrogen is lighter than helium.Therefore,Oxygen is the heaviest of the three gases

A) False	B) Probably false
C) True	D) Can't say

Answer & Explanation Answer: D) Can't say

Explanation:

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Filed Under: Verification of Truth of the statement

38 6834

Q:

If all the letters in the word MERCIFUL are rearranged in alphabetical order and substituted by the alphabet preceding them in the English alphabet. What will be the new arrangement of letters?

A) BDHEKLQT	B) BDEHKLQT
C) BDEHLKQT	D) BDEJMLQT

Verbal Reasoning - Mental Ability Questions

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