The average of 4 numbers is 24. If each number is multiplied by 4, what is the new average? MCQ with Answer and Explanation

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The average of 4 numbers is 24. If each number is multiplied by 4, what is the new average?

A. 72

B. 48

C. 96

D. 24

Answer: Option C

Solution (By JKSSB Mock Tests)

New average =24×4=96.

This question belongs to: Maths Average

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Question #1

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Average of 15 numbers 2760. If average of 9 is 2755, average of remaining 6?

A. 2770

B. 2768

C. 2765

D. 2767.5

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Correct Answer: Option D

Explanation:
Sum15=41400. Sum9=24795. Remaining=16605. Average=2767.5.

This question belongs to: Maths Average

Question #2

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The average of 4 numbers is 15. If one of the numbers is 10, what is the average of the remaining three?

A. 16

B. 18

C. 16.67

D. 17

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Correct Answer: Option C

Explanation:
Total sum = 4 × 15 = 60. Sum of remaining three = 60 - 10 = 50. Average = 50 / 3 ≈ 16.67.

This question belongs to: Maths Average

Question #3

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Average of 9 numbers 1690. If average of 6 is 1685, average of remaining 3?

A. 1698

B. 1700

C. 1695

D. 1705

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Correct Answer: Option B

Explanation:
Sum9=15210. Sum6=10110. Remaining=5100. Average=1700.

This question belongs to: Maths Average

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