Average of 12 numbers 1470. If average of 8 is 1465, average of remaining 4? MCQ with Answer and Explanation

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Average of 12 numbers 1470. If average of 8 is 1465, average of remaining 4?

A. 1475

B. 1480

C. 1478

D. 1482

Answer: Option B

Solution (By JKExamLibrary)

Sum12=17640. Sum8=11720. Remaining=5920. Average=1480.

This question belongs to: Maths Average

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Question #1

Average of 8 numbers 28. If average of 5 is 25, average of remaining 3?

A. 30

B. 35

C. 33.33

D. 32

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Correct Answer: Option C

Explanation:
Sum8=224. Sum5=125. Remaining=99. Average=33.

This question belongs to: Maths Average

Question #2

Average of 15 numbers 260. If average of 9 is 255, average of remaining 6?

A. 268

B. 270

C. 265

D. 267.5

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Correct Answer: Option D

Explanation:
Sum15=3900. Sum9=2295. Remaining=1605. Average=267.5.

This question belongs to: Maths Average

Question #3

The average of 720,960,1200 is

A. 955

B. 970

C. 960

D. 950

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Correct Answer: Option C

Explanation:
2880/3=960.

This question belongs to: Maths Average

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