Average of 10 numbers 2280. If average of 6 is 2275, average of remaining 4? MCQ with Answer and Explanation

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Average of 10 numbers 2280. If average of 6 is 2275, average of remaining 4?

A. 2285

B. 2286

C. 2290

D. 2287.5

Answer: Option D

Solution (By JKSSB Mock Tests)

Sum10=22800. Sum6=13650. Remaining=9150. Average=2287.5.

This question belongs to: Maths Average

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Practice More Average Questions

Question #1

The average of 35,42,49,56 is

A. 45.5

B. 46

C. 44

D. 47

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Correct Answer: Option A

Explanation:
Sum=182. Average=45.5.

This question belongs to: Maths Average

Question #2

Average of 40 students is 50. If average of 10 is 60, average of remaining 30?

A. 48

B. 47

C. 46.67

D. 45

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Correct Answer: Option C

Explanation:
Total=2000. 10=600. Remaining=1400. 1400/30≈46.67.

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Question #3

Average of first 10 odd numbers is

A. 11

B. 9

C. 12

D. 10

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Correct Answer: Option D

Explanation:
Average =10.

This question belongs to: Maths Average

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