Average of 20 numbers 25. If each increased by 5, new average? MCQ with Answer and Explanation

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Average of 20 numbers 25. If each increased by 5, new average?

A. 30

B. 32

C. 28

D. 25

Answer: Option A

Solution (By JKSSB Mock Tests)

New average=30.

This question belongs to: Maths Average

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Question #1

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The average marks in English for 30 students 55. If 10 students average 65, average of remaining?

A. 52

B. 48

C. 50

D. 55

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Correct Answer: Option C

Explanation:
Total=1650. 10 students=650. Remaining=1000 for 20. 50.

This question belongs to: Maths Average

Question #2

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Average of 12 numbers 1920. If average of 8 is 1915, average of remaining 4?

A. 1928

B. 1930

C. 1932

D. 1925

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Correct Answer: Option B

Explanation:
Sum12=23040. Sum8=15320. Remaining=7720. Average=1930.

This question belongs to: Maths Average

Question #3

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Average of 1375,2750 is

A. 2060

B. 2070

C. 2062.5

D. 2050

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Correct Answer: Option C

Explanation:
2062.5.

This question belongs to: Maths Average

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