Average of 10,25,40,55 is MCQ with Answer and Explanation

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Average of 10,25,40,55 is

A. 32.5

B. 35

C. 30

D. 33

Answer: Option A

Solution (By JKSSB Mock Tests)

130/4=32.5.

This question belongs to: Maths Average

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Question #1

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Average of 15 numbers 1660. If average of 9 is 1655, average of remaining 6?

A. 1668

B. 1665

C. 1670

D. 1667.5

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Correct Answer: Option D

Explanation:
Sum15=24900. Sum9=14895. Remaining=10005. Average=1667.5.

This question belongs to: Maths Average

Question #2

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Average of 22,33,44,55 is

A. 39

B. 36

C. 38.5

D. 40

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Correct Answer: Option C

Explanation:
Sum=154. Average=38.5.

This question belongs to: Maths Average

Question #3

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Average salary of 20 employees Rs. 8000. If manager Rs. 20000 included, new average?

A. 9000

B. 8200

C. 8800

D. 8500

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Correct Answer: Option D

Explanation:
Total=160000. New total=180000. /21≈8571 approx 8500.

This question belongs to: Maths Average

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