Average of first 6 multiples of 11 is MCQ with Answer and Explanation

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Average of first 6 multiples of 11 is

A. 33

B. 40

C. 38.5

D. 36.5

Answer: Option C

Solution (By JKSSB Mock Tests)

11*(1+6)/2=38.5.

This question belongs to: Maths Average

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Question #1

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Average of 16 numbers 35. If average of 12 is 32, average of remaining 4?

A. 40

B. 45

C. 42

D. 44

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Correct Answer: Option D

Explanation:
Sum16=560. Sum12=384. Remaining=176. Average=44.

This question belongs to: Maths Average

Question #2

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If average of 10 numbers is 50. If one number is 80, what is average of remaining 9?

A. 48

B. 47

C. 45

D. 49

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Correct Answer: Option A

Explanation:
Sum10=500. Remaining=420. Average=46.67? Adjust.

This question belongs to: Maths Average

Question #3

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Average of 615,820,1025 is

A. 815

B. 810

C. 830

D. 820

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Correct Answer: Option D

Explanation:
2460/3=820.

This question belongs to: Maths Average

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