Average of 6 numbers 45. If average of 4 is 40, average of remaining 2? MCQ with Answer and Explanation

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Average of 6 numbers 45. If average of 4 is 40, average of remaining 2?

A. 55

B. 50

C. 60

D. 52.5

Answer: Option A

Solution (By JKExamLibrary)

Sum6=270. Sum4=160. Remaining=110. Average=55.

This question belongs to: Maths Average

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Question #1 Report Error

The average of 75,85,95 is

A. 82

B. 80

C. 90

D. 85

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Correct Answer: Option D

Explanation:
255/3=85.

This question belongs to: Maths Average

Question #2 Report Error

Average of 8 numbers is 25. If 3 is added to each number, what will be the new average?

A. 27

B. 28

C. 26

D. 25

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Correct Answer: Option B

Explanation:
When a constant is added to each number, the average also increases by the same constant. New average = 25 + 3 = 28.

This question belongs to: Maths Average

Question #3 Report Error

Average of 8 numbers 1250. If average of 5 is 1245, average of remaining 3?

A. 1258.33

B. 1257

C. 1260

D. 1255

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Correct Answer: Option A

Explanation:
Sum8=10000. Sum5=6225. Remaining=3775. Average≈1258.33.

This question belongs to: Maths Average

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