The average of 240,320,400 is MCQ with Answer and Explanation

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The average of 240,320,400 is

A. 315

B. 310

C. 330

D. 320

Answer: Option D

Solution (By JKSSB Mock Tests)

960/3=320.

This question belongs to: Maths Average

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Question #1

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Average of 15 numbers 45. If one number 60 is excluded, new average?

A. 43

B. 45

C. 46

D. 44

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Correct Answer: Option D

Explanation:
Sum15=675. Remaining=615/14≈43.93 approx 44.

This question belongs to: Maths Average

Question #2

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Average of 225,300,375 is

A. 290

B. 310

C. 300

D. 295

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Correct Answer: Option C

Explanation:
900/3=300.

This question belongs to: Maths Average

Question #3

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The average of 8 numbers is 25. If 5 is added to each of first 4 and subtracted from each of last 4, new average?

A. 26

B. 25

C. 24

D. 27

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Correct Answer: Option B

Explanation:
Net zero change. Average remains 25.

This question belongs to: Maths Average

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