Complete the series: 7, 10, 16, 28, 52, ? MCQ with Answer and Explanation

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Complete the series: 7, 10, 16, 28, 52, ?

A. 94

B. 100

C. 90

D. 98

Answer: Option B

Solution (By JKSSB Mock Tests)

Pattern: ×2 −4: 7×2−4=10, 10×2−4=16, 16×2−4=28, 28×2−4=52, 52×2−4=100.

This question belongs to: Reasoning Mental Reasoning

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Question #1

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Statements: All fruits are vegetables. All vegetables are plants. Conclusions: I. All fruits are plants. II. Some plants are vegetables.

A. Both follow

B. Only I follows

C. Only II follows

D. Neither follows

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Correct Answer: Option A

Explanation:
All fruits are vegetables and all vegetables are plants ⇒ All fruits are plants. Also some plants are vegetables (conversion of all vegetables are plants). Both follow.

This question belongs to: Reasoning Mental Reasoning

Question #2

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A is B's sister. C is B's mother. D is C's father. F is A's son. How is F related to D?

A. Son

B. Great grandson

C. Grandson

D. Grandfather

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Correct Answer: Option B

Explanation:
D is father of C, C is mother of A and B, F is son of A. Thus F is great grandson of D.

This question belongs to: Reasoning Mental Reasoning

Question #3

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A girl starts walking towards east. After 10 m she turns left and walks 10 m, then turns left and walks 10 m, then turns left and walks 10 m. How far is she from the starting point?

A. 10 m

B. 0 m

C. 20 m

D. 30 m

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Correct Answer: Option B

Explanation:
She completes a square path and returns to the starting point, so the distance is 0 m.

This question belongs to: Reasoning Mental Reasoning

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