The average of 7 numbers is 41. If each number is multiplied by 2, what is the new average? MCQ with Answer and Explanation

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The average of 7 numbers is 41. If each number is multiplied by 2, what is the new average?

A. 82

B. 41

C. 61.5

D. 84

Answer: Option A

Solution (By JKSSB Mock Tests)

New average =41×2=82.

This question belongs to: Maths Average

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Question #1

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Average of 12,24,36,48,60,72,84 is

A. 45

B. 48

C. 50

D. 42

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Correct Answer: Option B

Explanation:
336/7=48.

This question belongs to: Maths Average

Question #2

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Average of a,b,c,d is 25. If a=20, b=30, c=25, d=?

A. 30

B. 25

C. 22

D. 20

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Correct Answer: Option B

Explanation:
d=100-75=25.

This question belongs to: Maths Average

Question #3

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Average of 15 numbers 1460. If average of 9 is 1455, average of remaining 6?

A. 1467.5

B. 1470

C. 1465

D. 1468

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Correct Answer: Option A

Explanation:
Sum15=21900. Sum9=13100- wait 9*1455=13095. Remaining=8805. Average=1467.5.

This question belongs to: Maths Average

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