Find the missing term: 5, 25, 125, 625, ? MCQ with Answer and Explanation

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Find the missing term: 5, 25, 125, 625, ?

A. 3120

B. 3000

C. 3125

D. 2500

Answer: Option C

Solution (By JKSSB Mock Tests)

Each term is multiplied by 5: 5×5=25, 25×5=125, 125×5=625, so 625×5=3125.

This question belongs to: Reasoning Mental Reasoning

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Practice More Mental Reasoning Questions

Question #1

Find the missing term: 3, 10, 29, 66, ?

A. 131

B. 125

C. 127

D. 129

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Correct Answer: Option C

Explanation:
The terms follow n³ + 2: 1³+2=3, 2³+2=10, 3³+2=29, 4³+2=66, so next is 5³+2=127.

This question belongs to: Reasoning Mental Reasoning

Question #2

Statements: All roses are flowers. Some flowers fade quickly. Conclusions: I. Some roses fade quickly. II. All flowers are roses. III. Some flowers are roses. Which conclusion follows?

A. Only I

B. None

C. Only III

D. Only II

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Correct Answer: Option C

Explanation:
Since all roses are flowers, some flowers are roses follows. We cannot infer that roses are among the flowers that fade quickly.

This question belongs to: Reasoning Mental Reasoning

Question #3

Find the missing term: 4, 9, 16, 25, ?

A. 36

B. 35

C. 30

D. 49

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Correct Answer: Option A

Explanation:
The terms are 2², 3², 4², 5², so the next is 6²=36.

This question belongs to: Reasoning Mental Reasoning

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