Average of 8 numbers 1050. If average of 5 is 1045, average of remaining 3? MCQ with Answer and Explanation

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Average of 8 numbers 1050. If average of 5 is 1045, average of remaining 3?

A. 1060

B. 1058.33

C. 1057

D. 1055

Answer: Option B

Solution (By JKSSB Mock Tests)

Sum8=8400. Sum5=5225. Remaining=3175. Average≈1058.33.

This question belongs to: Maths Average

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Question #1

The average of all natural numbers from 1 to 40 is

A. 19.5

B. 21

C. 20.5

D. 20

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Correct Answer: Option C

Explanation:
(40+1)/2=20.5.

This question belongs to: Maths Average

Question #2

Average of 9,18,27,36,45,54 is

A. 31.5

B. 32

C. 33

D. 30

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Correct Answer: Option A

Explanation:
189/6=31.5.

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Question #3

Average of 585,780,975 is

A. 790

B. 780

C. 775

D. 770

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Correct Answer: Option B

Explanation:
2340/3=780.

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