Average of 9 numbers 2290. If average of 6 is 2285, average of remaining 3? MCQ with Answer and Explanation

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Average of 9 numbers 2290. If average of 6 is 2285, average of remaining 3?

A. 2305

B. 2298

C. 2300

D. 2295

Answer: Option C

Solution (By JKSSB Mock Tests)

Sum9=20610. Sum6=13710. Remaining=6900. Average=2300.

This question belongs to: Maths Average

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Question #1

Average of 1005,1340,1675 is

A. 1335

B. 1350

C. 1330

D. 1340

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Correct Answer: Option D

Explanation:
4020/3=1340.

This question belongs to: Maths Average

Question #2

The average of 6 numbers is 32. If each number is increased by 5, what is the new average?

A. 42

B. 37

C. 32

D. 27

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Correct Answer: Option B

Explanation:
New average =32+5=37.

This question belongs to: Maths Average

Question #3

Average of 25 numbers 80. If average of 10 is 85, average of remaining 15?

A. 76.67

B. 78

C. 77

D. 75

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Correct Answer: Option A

Explanation:
Total=2000. Sum10=850. Remaining=1150/15≈76.67.

This question belongs to: Maths Average

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