Average of 10 to 50 is MCQ with Answer and Explanation

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Average of 10 to 50 is

A. 32

B. 31

C. 30

D. 29

Answer: Option C

Solution (By JKSSB Mock Tests)

(10+50)/2=30.

This question belongs to: Maths Average

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Question #1

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Average of 15 numbers 560. If average of 9 is 555, average of remaining 6?

A. 568

B. 570

C. 567.5

D. 565

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Correct Answer: Option C

Explanation:
Sum15=8400. Sum9=4995. Remaining=3405. Average=567.5.

This question belongs to: Maths Average

Question #2

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The average of 28,42,56 is

A. 38

B. 40

C. 42

D. 45

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Correct Answer: Option C

Explanation:
126/3=42.

This question belongs to: Maths Average

Question #3

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The average of 6 numbers is 23. If two numbers are 18 and 26, find the average of the remaining four.

A. 24

B. 22.5

C. 23.5

D. 23

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Correct Answer: Option C

Explanation:
Sum=6×23=138. Sum of two=18+26=44. Sum of four=94. Avg=94/4=23.5.

This question belongs to: Maths Average

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