The average of 5 numbers is 40. If one number is 60, find the average of the remaining 4. MCQ with Answer and Explanation

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The average of 5 numbers is 40. If one number is 60, find the average of the remaining 4.

A. 36

B. 34

C. 35

D. 33.75

Answer: Option C

Solution (By JKExamLibrary)

Sum=5×40=200. Remaining sum=200-60=140. Avg=140/4=35.

This question belongs to: Maths Average

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Question #1 Report Error

Average of 20 numbers 120. If average of 12 is 115, average of remaining 8?

A. 130

B. 126

C. 125

D. 127.5

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Correct Answer: Option D

Explanation:
Sum20=2400. Sum12=1380. Remaining=1020. Average=127.5.

This question belongs to: Maths Average

Question #2 Report Error

The average of 5 consecutive even numbers is 28. Smallest number?

A. 26

B. 24

C. 22

D. 20

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Correct Answer: Option B

Explanation:
Average middle=28. Smallest =28-4=24.

This question belongs to: Maths Average

Question #3 Report Error

Average of 25 numbers 40. If average of 15 is 35, average of remaining 10?

A. 48

B. 47.5

C. 46

D. 45

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Correct Answer: Option B

Explanation:
Sum25=1000. Sum15=525. Remaining=475. Average=47.5.

This question belongs to: Maths Average

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