Find the missing number in the series: 2, 7, 24, 77, ?, 783 MCQ with Answer and Explanation

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Find the missing number in the series: 2, 7, 24, 77, ?, 783

A. 238

B. 246

C. 250

D. 254

Answer: Option A

Solution (By JKSSB Mock Tests)

Pattern: 2×3+1=7, 7×3+3=24, 24×3+5=77, 77×3+7=238, 238×3+9=783. The added numbers are consecutive odd numbers.

This question belongs to: Reasoning Mental Reasoning

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CAT : DDY :: DOG : ?

A. EPH

B. EQM

C. FSM

D. ERL

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Correct Answer: Option D

Explanation:
C+1=D, A+3=D, T+5=Y. Similarly, D+1=E, O+3=R, G+5=L, so DOG becomes ERL.

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Question #2

Find the odd one out: Apple, Mango, Banana, Carrot, Orange

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B. Carrot

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Correct Answer: Option B

Explanation:
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This question belongs to: Reasoning Mental Reasoning

Question #3

Find the odd one out: 7, 14, 21, 24, 28

A. 7

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C. 21

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Correct Answer: Option B

Explanation:
7, 14, 21 and 28 are multiples of 7, but 24 is not.

This question belongs to: Reasoning Mental Reasoning

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