Average of 1335,1780,2225 is MCQ with Answer and Explanation

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Question #1

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Average of 15 numbers 2360. If average of 9 is 2355, average of remaining 6?

A. 2365

B. 2367.5

C. 2370

D. 2368

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Correct Answer: Option B

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Explanation:
Sum15=35400. Sum9=21195. Remaining=14205. Average=2367.5.

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This question belongs to: Maths Average

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Question #2

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The average of 6 numbers is 17. If one number is 20, find the average of the remaining 5.

A. 16.4

B. 17.0

C. 16.8

D. 16.6

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Correct Answer: Option A

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Explanation:
Sum=6×17=102. Remaining sum=102-20=82. Avg=82/5=16.4.

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This question belongs to: Maths Average

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Question #3

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Average of 9 numbers 2190. If average of 6 is 2185, average of remaining 3?

A. 2198

B. 2200

C. 2205

D. 2195

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Correct Answer: Option B

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Explanation:
Sum9=19710. Sum6=13110. Remaining=6600. Average=2200.

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This question belongs to: Maths Average

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