Average of 10 numbers 2030. If average of 6 is 2025, average of remaining 4? MCQ with Answer and Explanation

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Average of 10 numbers 2030. If average of 6 is 2025, average of remaining 4?

A. 2036

B. 2040

C. 2037.5

D. 2035

Answer: Option C

Solution (By JKSSB Mock Tests)

Sum10=20300. Sum6=12150. Remaining=8150. Average=2037.5.

This question belongs to: Maths Average

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Question #1

Average of 15 numbers 860. If average of 9 is 855, average of remaining 6?

A. 870

B. 867.5

C. 865

D. 868

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Correct Answer: Option B

Explanation:
Sum15=12900. Sum9=7695. Remaining=5205. Average=867.5.

This question belongs to: Maths Average

Question #2

Average of 8 numbers 900. If average of 5 is 895, average of remaining 3?

A. 905

B. 910

C. 908.33

D. 907

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Correct Answer: Option C

Explanation:
Sum8=7200. Sum5=4475. Remaining=2725. Average≈908.33.

This question belongs to: Maths Average

Question #3

The average of 6 numbers is 14. If each number is divided by 2, what is the new average?

A. 6

B. 9

C. 7

D. 8

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Correct Answer: Option C

Explanation:
New average =14/2=7.

This question belongs to: Maths Average

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