Average of 8 numbers 450. If average of 5 is 445, average of remaining 3? MCQ with Answer and Explanation

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Average of 8 numbers 450. If average of 5 is 445, average of remaining 3?

A. 460

B. 457

C. 458.33

D. 455

Answer: Option C

Solution (By JKExamLibrary)

Sum8=3600. Sum5=2225. Remaining=1375. Average≈458.33.

This question belongs to: Maths Average

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Practice More Average Questions

Question #1 Report Error

Average of 8 numbers 1300. If average of 5 is 1295, average of remaining 3?

A. 1308.33

B. 1307

C. 1310

D. 1305

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Correct Answer: Option A

Explanation:
Sum8=10400. Sum5=6475. Remaining=3925. Average≈1308.33.

This question belongs to: Maths Average

Question #2 Report Error

The average of 50,55,60,65 is

A. 55

B. 57.5

C. 60

D. 58

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Correct Answer: Option B

Explanation:
230/4=57.5.

This question belongs to: Maths Average

Question #3 Report Error

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

A. 16.6

B. 16.4

C. 17.0

D. 16.8

View Answer & Solution Discuss

Correct Answer: Option B

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

This question belongs to: Maths Average

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