Average of 15 numbers 32. If average of 9 is 30, average of remaining 6? MCQ with Answer and Explanation

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Average of 15 numbers 32. If average of 9 is 30, average of remaining 6?

A. 33

B. 36

C. 35

D. 34

Answer: Option C

Solution (By JKSSB Mock Tests)

Sum15=480. Sum9=270. Remaining=210. Average=35.

This question belongs to: Maths Average

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Question #1

Average of 10 numbers 1530. If average of 6 is 1525, average of remaining 4?

A. 1540

B. 1535

C. 1536

D. 1537.5

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Correct Answer: Option D

Explanation:
Sum10=15300. Sum6=9150. Remaining=6150. Average=1537.5.

This question belongs to: Maths Average

Question #2

The average of 1128,1504 is

A. 1320

B. 1310

C. 1300

D. 1316

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Correct Answer: Option D

Explanation:
1316.

This question belongs to: Maths Average

Question #3

Average of 1 to 50 is

A. 25.5

B. 24.5

C. 26

D. 25

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Correct Answer: Option A

Explanation:
(50×51)/2 /50 =25.5.

This question belongs to: Maths Average

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