Find the next number in the series: 3, 15, 35, 63, ? MCQ with Answer and Explanation

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Find the next number in the series: 3, 15, 35, 63, ?

A. 89

B. 101

C. 99

D. 105

Answer: Option C

Solution (By JKSSB Mock Tests)

1×3, 3×5, 5×7, 7×9, 9×11 → 3,15,35,63,99.

This question belongs to: Reasoning Logical Reasoning

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Question #1

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If 18th October 2010 was a Monday, what day of the week was 18th October 2011?

A. Monday

B. Tuesday

C. Wednesday

D. Thursday

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Correct Answer: Option B

Explanation:
2010 non-leap, +1 day. Monday +1 = Tuesday.

This question belongs to: Reasoning Logical Reasoning

Question #2

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In a certain code, '256' means 'red colour chalk', '589' means 'green colour flower', '248' means 'white chalk stick'. Which digit stands for 'colour'?

A. 8

B. 9

C. 5

D. 2

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Correct Answer: Option C

Explanation:
'colour' common first two =5. 'chalk' first and third =2.

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Question #3

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A man walks 5 km towards East, then turns left and walks 2 km, then turns left and walks 5 km. In which direction is he from the starting point?

A. North

B. East

C. West

D. South

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Correct Answer: Option A

Explanation:
East 5, left North 2, left West 5. Net North 2 km.

This question belongs to: Reasoning Logical Reasoning

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