The average of 210,280,350 is MCQ with Answer and Explanation

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The average of 210,280,350 is

A. 275

B. 290

C. 280

D. 270

Answer: Option C

Solution (By JKSSB Mock Tests)

840/3=280.

This question belongs to: Maths Average

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Question #1

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Average of 15 numbers 2410. If average of 9 is 2405, average of remaining 6?

A. 2415

B. 2418

C. 2420

D. 2417.5

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Correct Answer: Option D

Explanation:
Sum15=36150. Sum9=21645. Remaining=14505. Average=2417.5.

This question belongs to: Maths Average

Question #2

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Average of 18,36,54,72 is

A. 40

B. 45

C. 42

D. 50

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Correct Answer: Option B

Explanation:
180/4=45.

This question belongs to: Maths Average

Question #3

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Find average of numbers from 1 to 100.

A. 49.5

B. 50.5

C. 51

D. 50

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Correct Answer: Option B

Explanation:
(1+100)/2 = 50.5.

This question belongs to: Maths Average

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