Average of 15 numbers 95. If average of 9 is 90, average of remaining 6? MCQ with Answer and Explanation

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

A. 100

B. 102.5

C. 105

D. 98

Answer: Option B

Solution (By JKExamLibrary)

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

This question belongs to: Maths Average

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Question #1 Report Error

Average of 7 numbers 40. If average of 3 is 35, average of remaining 4?

A. 40

B. 45

C. 42

D. 43.75

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Correct Answer: Option D

Explanation:
Sum7=280. Sum3=105. Remaining=175. Average=43.75.

This question belongs to: Maths Average

Question #2 Report Error

Average of 8 numbers 2100. If average of 5 is 2095, average of remaining 3?

A. 2107

B. 2110

C. 2105

D. 2108.33

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Correct Answer: Option D

Explanation:
Sum8=16800. Sum5=10475. Remaining=6325. Average≈2108.33.

This question belongs to: Maths Average

Question #3 Report Error

Average of 10 numbers 35. If average of 6 is 30, average of remaining 4?

A. 40

B. 45

C. 43

D. 42.5

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Correct Answer: Option D

Explanation:
Sum10=350. Sum6=180. Remaining=170. Average=42.5.

This question belongs to: Maths Average

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