3100+ Mental Ability Reasoning Questions and Answers with Explanation

Q:

Commissioned - Antonym

A) Instruct	B) Empower
C) Nominate	D) Dismiss

Answer & Explanation Answer: D) Dismiss

Explanation:

Commissioned means Authority granted for a particular action or function.

Here, in the given options Dismiss is the only word which is opposite in meaning to commissioned.

Hence, Antonym of Commissioned is Dismiss.

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3 3853

Q:

On sport’s day, if 12 children were made to stand in each column, 98 columns could be formed. After a certain music being played the plan was that the children have to stand in concentric circles such that the innermost circle will have one student, the next circle will have two students, the third circle will have 3 students and so on. How many circles will be formed in this manner ?

A) 44	B) 46
C) 48	D) 49

Answer & Explanation Answer: C) 48

Explanation:

No. of students will be 98 x 12 = 1176
let us consider n circles then 1 + 2 + 3 + ....+ n = 1176
n(n+1)/2 = 1176
n = 48 circles.

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Filed Under: Arithmetical Reasoning
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3 3827

Q:

Which Word Does Not Belong with the Others

A) VDU	B) Speakers
C) Plotter	D) Joystick

Answer & Explanation Answer: D) Joystick

Explanation:

Here Joystick is the word doesn't belong with the others.

Because Except Joystick all others are Output Devices whereas Joystick is Input Device.

VDU - Visual Display Unit - Monitor to display

Speakers - Output sound

Plotter - used to produce single or multiple colored images.

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Filed Under: Classification
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49 3826

Q:

A Child has 1200 five rupee coins. He wants to place them in such a way that the number of rows and the number of columns remains the same. What is the minimum number of coins that he needs more for this purpose?

A) 125	B) 96
C) 35	D) 25

Answer & Explanation Answer: D) 25

Explanation:

We know that, to be in the form that the number of rows and the number of columns to be equal the number should be a perfect square ( $a^{2}$ ).

Given number is 1200

The perfect number which is above and near to 1200 is 1225 which is 35 $\times$ 35.

Therefore, The minimum number of coins he need is 25.

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Filed Under: Arithmetical Reasoning
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12 3822

Q:

A is sister of B who is mother of C who is mother of D. E is the grand mother of D. Then how C is related to E ?

A) Sister	B) Daughter
C) Mother	D) Daughter-in-law

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

Explanation:

GM GM
A ---- B ---- E
|
|
C
|
|
D (Grand son or daughter)

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Filed Under: Blood Relations
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9 3822

Q:

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.

?, YZ, DE, JK

A) VU	B) UV
C) TU	D) TS

Answer & Explanation Answer: B) UV

Explanation:

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Filed Under: Alphabet Test
Exam Prep: Bank Exams

4 3818

Q:

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
DK, FN, HQ, ?

A) KS	B) JT
C) KT	D) JS

Answer & Explanation Answer: B) JT

Explanation:

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Filed Under: Alphabet Test
Exam Prep: Bank Exams

0 3812

Q:

Choose the pair in which the words are differently related?

A) Lizard : Pad	B) Short : Long
C) Poor : Rich	D) Light : Heavy

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