Average of 285,380,475 is MCQ with Answer and Explanation

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Average of 285,380,475 is

A. 375

B. 390

C. 370

D. 380

Answer: Option D

Solution (By JKExamLibrary)

1140/3=380.

This question belongs to: Maths Average

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Question #1

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The average of 20 and 40 is 30, average of 40 and 60 is 50, average of 20,40,60 is

A. 40

B. 42

C. 45

D. 38

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Correct Answer: Option A

Explanation:
Sum=120. Average=40.

This question belongs to: Maths Average

Question #2

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The average of 9 numbers is 27. If one number is wrongly taken as 45 instead of 27, the incorrect average is:

A. 30

B. 29

C. 31

D. 28

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Correct Answer: Option B

Explanation:
Correct total = 9×27 = 243. Incorrect total = 243+18 = 261. Incorrect average = 261/9 = 29.

This question belongs to: Maths Average

Question #3

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Average of 5 consecutive odd numbers is 27. Largest?

A. 29

B. 31

C. 33

D. 35

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Correct Answer: Option B

Explanation:
Largest=27+4=31.

This question belongs to: Maths Average

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