Find the missing term: 1, 8, 27, 64, 125, ? MCQ with Answer and Explanation

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Find the missing term: 1, 8, 27, 64, 125, ?

A. 216

B. 226

C. 196

D. 206

Answer: Option A

Solution (By JKSSB Mock Tests)

The terms are consecutive cubes: 1³, 2³, 3³, 4³, 5³, so next is 6³=216.

This question belongs to: Reasoning Mental Reasoning

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Question #1

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What should come next in the following letter series? A A B A B C A B C D A B C D E A B C D

A. B

B. E

C. A

D. C

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Correct Answer: Option B

Explanation:
The series is A, AB, ABC, ABCD, ABCDE, ABCDEF... So after A B C D the next group starts with A B C D E, so next letter is E.

This question belongs to: Reasoning Mental Reasoning

Question #2

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If the 5th day of a month is Tuesday, what day of the week will be the 20th of the same month?

A. Friday

B. Saturday

C. Thursday

D. Wednesday

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Correct Answer: Option D

Explanation:
From 5th to 20th is 15 days = 2 weeks +1 day. Tuesday +1 = Wednesday.

This question belongs to: Reasoning Mental Reasoning

Question #3

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Find the missing term: 2, 3, 5, 7, 11, ?

A. 13

B. 12

C. 15

D. 17

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Correct Answer: Option A

Explanation:
The series contains consecutive prime numbers: 2, 3, 5, 7, 11, and the next prime is 13.

This question belongs to: Reasoning Mental Reasoning

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