The average of 5 numbers is 28. If one number is 34, find the average of the remaining 4. MCQ with Answer and Explanation

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The average of 5 numbers is 28. If one number is 34, find the average of the remaining 4.

A. 26.5

B. 26

C. 25.5

D. 27

Answer: Option A

Solution (By JKExamLibrary)

Sum=5×28=140. Remaining sum=140-34=106. Avg=106/4=26.5.

This question belongs to: Maths Average

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Question #1 Report Error

The average of 25,50,75 is

A. 45

B. 60

C. 55

D. 50

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Correct Answer: Option D

Explanation:
Sum=150. Average=50.

This question belongs to: Maths Average

Question #2 Report Error

The average of 6 numbers is 20. If one number is 10, find the average of the rest.

A. 22

B. 20.5

C. 21.5

D. 21

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Correct Answer: Option A

Explanation:
Sum=6×20=120. Rest sum=120-10=110. Avg=110/5=22.

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Question #3 Report Error

Average of 8 numbers 2550. If average of 5 is 2545, average of remaining 3?

A. 2555

B. 2557

C. 2558.33

D. 2560

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Correct Answer: Option C

Explanation:
Sum8=20400. Sum5=12725. Remaining=7675. Average≈2558.33.

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