Average of 9 numbers 1340. If average of 6 is 1335, average of remaining 3? MCQ with Answer and Explanation

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Average of 9 numbers 1340. If average of 6 is 1335, average of remaining 3?

A. 1355

B. 1350

C. 1348

D. 1345

Answer: Option B

Solution (By JKSSB Mock Tests)

Sum9=12060. Sum6=8010. Remaining=4050. Average=1350.

This question belongs to: Maths Average

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Question #1

If the average of 8 numbers is 22 and average of 4 is 20, average of other 4 is

A. 26

B. 23

C. 24

D. 22

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Correct Answer: Option C

Explanation:
Sum8=176. Sum4=80. Other sum=96. Average=24.

This question belongs to: Maths Average

Question #2

The average of 8 numbers is 31. If each number is increased by 3, what is the new average?

A. 34

B. 37

C. 31

D. 28

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Correct Answer: Option A

Explanation:
New average =31+3=34.

This question belongs to: Maths Average

Question #3

The average of 1170,1560,1950 is

A. 1550

B. 1560

C. 1555

D. 1570

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Correct Answer: Option B

Explanation:
4680/3=1560.

This question belongs to: Maths Average

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