3100+ Mental Ability Reasoning Questions and Answers with Explanation

Q:

When 5% is lost in grinding Maize, a country has to import 20 million bags; but when only 2% is lost, it has to import only 15 million bags. Find the quantity of Maize, which grows in the country ?

A) 188 million	B) 166 2/3 million
C) 192 3/4 million	D) None

Answer & Explanation Answer: B) 166 2/3 million

Explanation:

5% - 2% = 3%
=> 3% ------ 5 million bags
100% ---- ?
=> 166 2/3 million bags.

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Filed Under: Arithmetical Reasoning
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8 6999

Q:

STIMULANT : ACTIVITY ::

A) diagnosis : treatment	B) fertilizer : growth
C) symptom : disease	D) food : hunger

Answer & Explanation Answer: B) fertilizer : growth

Explanation:

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Filed Under: Analogy
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14 6986

Q:

Mature : Regressed :: Varied : ?

A) Monotonous	B) Rhythmice
C) Obsolete	D) Decorous

Answer & Explanation Answer: A) Monotonous

Explanation:

The words in each pair are opposites of each other.

Here Mature and Regressed are opposite to each other. Then the required word should be opposite of varied and it is monotonous.

Hence, Mature : Regressed :: Varied : Monotonous.

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Filed Under: Analogy
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6 6977

Q:

Winter : Hibernation :: Summer : ?

A) Cache	B) Aestivation
C) Survival	D) Activation

Answer & Explanation Answer: B) Aestivation

Explanation:

Winter sleep of animals is called hibernation and summer sleep is called aestivation.

Hence, Winter : Hibernation :: Summer : Aestivation.

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Filed Under: Analogy
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5 6962

Q:

In a certain encryption pattern, HARD is coded as 1357 and SOFT is coded as 2468, What will 21448 stand for ?

A) SHAFT	B) SHOOT
C) RAFTS	D) ROOTS

Answer & Explanation Answer: B) SHOOT

Explanation:

AS HARD is coded as "1357" and SOFT is coded as "2468"
So H is coded as 1, A as 3, R as 5, D as 7
and S as 2, O as 4, F as 6, T as 8

Now in 21448, go number by number
2 is the code for S
1 is the code for H
4 is the code for O
and
8 is the code for T

hence, 21448 will stand for SHOOT

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Filed Under: Coding and Decoding
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15 6962

Q:

In a certain code language, "GOAT" is written as "45" and "COAT" is written as "41". How is "BOAT" written in that code language?

A) 40	B) 41
C) 42	D) 43

Answer & Explanation Answer: A) 40

Explanation:

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Filed Under: Coding and Decoding

15 6950

Q:

If the following series is written in the reverse order, which number will be fourth to the right of the seventh number from the left?

7, 3, 9, 7, 0, 3, 8, 4, 6, 2, 1, 0, 5, 11, 13

A) 5	B) 11
C) 9	D) 0

Answer & Explanation Answer: D) 0

Explanation:

The given series when written in reverse order becomes:

13, 11, 5, 0, 1, 2, 6, 4, 8, 3, 0, 7, 9, 3, 7

The seventh number from the left is 6, the fourth number to the right of 6 is 0

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Filed Under: Number, Ranking and Time Sequence Test

14 6925

Q:

Read the information carefully and answer the following questions

Six girls are sitting in a circle facing to the centre of the circle. They are Priya, Neha, Rashmi, Sonali, Tina and Veera. Tina is not between Neha and Sonali but some other one. Priya is next to the left of Veera. Rashmi is 4th to the Right of Priya.

What is the position of Tina?

A) Just next to the right of Neha	B) Second to the left of Priya
C) Between Neha and Rashmi	D) To the immediate right of Veera

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