The average of 4 numbers is 25. If each number is multiplied by 3, what is the new average? MCQ with Answer and Explanation

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The average of 4 numbers is 25. If each number is multiplied by 3, what is the new average?

A. 50

B. 100

C. 75

D. 25

Answer: Option C

Solution (By JKSSB Mock Tests)

If each number is multiplied by a constant, the average also gets multiplied by that constant. New average = 25×3=75.

This question belongs to: Maths Average

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Practice More Average Questions

Question #1

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

A. 50

B. 42

C. 45

D. 48

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Correct Answer: Option D

Explanation:
240/5=48.

This question belongs to: Maths Average

Question #2

Average of 8 numbers 50. If average of 5 is 45, average of remaining 3?

A. 57

B. 55

C. 58.33

D. 60

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Correct Answer: Option C

Explanation:
Sum8=400. Sum5=225. Remaining=175. Average≈58.33.

This question belongs to: Maths Average

Question #3

Average of 705,940,1175 is

A. 930

B. 935

C. 940

D. 950

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Correct Answer: Option C

Explanation:
2820/3=940.

This question belongs to: Maths Average

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