If average of 7 numbers is 24 and average of 4 is 22, average of remaining 3? MCQ with Answer and Explanation

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If average of 7 numbers is 24 and average of 4 is 22, average of remaining 3?

A. 27

B. 26

C. 25

D. 28

Answer: Option A

Solution (By JKSSB Mock Tests)

Sum7=168. Sum4=88. Remaining=80. Average≈26.67 approx 27.

This question belongs to: Maths Average

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Question #1

Average of 15 numbers 95. If average of 9 is 90, average of remaining 6?

A. 105

B. 100

C. 98

D. 102.5

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Correct Answer: Option D

Explanation:
Sum15=1425. Sum9=810. Remaining=615. Average=102.5.

This question belongs to: Maths Average

Question #2

The average of 4 numbers is 14. If each number is divided by 2, what is the new average?

A. 9

B. 7

C. 6

D. 8

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Correct Answer: Option B

Explanation:
New average =14/2=7.

This question belongs to: Maths Average

Question #3

What is the average of all numbers from 1 to 50 that are divisible by 7?

A. 28

B. 29

C. 28.5

D. 27.5

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Correct Answer: Option A

Explanation:
Numbers: 7,14,21,28,35,42,49. Sum=196, count=7, avg=28.

This question belongs to: Maths Average

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