Average of 405,540,675 is MCQ with Answer and Explanation

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Average of 405,540,675 is

A. 535

B. 550

C. 540

D. 530

Answer: Option C

Solution (By JKSSB Mock Tests)

1620/3=540.

This question belongs to: Maths Average

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Question #1

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Average of 9 numbers is 28. If average of first 5 is 25, average of last 5 is 31, 5th number?

A. 27

B. 26

C. 28

D. 29

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Correct Answer: Option C

Explanation:
Sum9=252. Sum1-5=125. Sum5-9=155. 5th=125+155-252=28.

This question belongs to: Maths Average

Question #2

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The average of 7 numbers is 33. If each number is multiplied by 2 and then 3 is subtracted, what is the new average?

A. 66

B. 63

C. 57

D. 60

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Correct Answer: Option B

Explanation:
New average = (33×2) -3 =66-3=63.

This question belongs to: Maths Average

Question #3

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Average of 1475,2950 is

A. 2212.5

B. 2220

C. 2210

D. 2200

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Correct Answer: Option A

Explanation:
2212.5.

This question belongs to: Maths Average

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