The average of 6 numbers is 25. If 5 numbers average 24, the 6th is MCQ with Answer and Explanation

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The average of 6 numbers is 25. If 5 numbers average 24, the 6th is

A. 26

B. 30

C. 28

D. 29

Answer: Option D

Solution (By JKExamLibrary)

6th =150 -120=30? Sum6=150. 5*24=120. 30.

This question belongs to: Maths Average

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Question #1

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Average of 10 numbers 1580. If average of 6 is 1575, average of remaining 4?

A. 1586

B. 1590

C. 1587.5

D. 1585

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Correct Answer: Option C

Explanation:
Sum10=15800. Sum6=9450. Remaining=6350. Average=1587.5.

This question belongs to: Maths Average

Question #2

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The average of 33,44,55 is

A. 45

B. 46

C. 44

D. 42

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Correct Answer: Option C

Explanation:
Sum=132. Average=44.

This question belongs to: Maths Average

Question #3

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Average of 15 numbers 610. If average of 9 is 605, average of remaining 6?

A. 615

B. 618

C. 620

D. 617.5

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Correct Answer: Option D

Explanation:
Sum15=9150. Sum9=5445. Remaining=3705. Average=617.5.

This question belongs to: Maths Average

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