Average of 60,90,120,150 is MCQ with Answer and Explanation

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Average of 60,90,120,150 is

A. 95

B. 110

C. 100

D. 105

Answer: Option D

Solution (By JKSSB Mock Tests)

420/4=105.

This question belongs to: Maths Average

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Question #1

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Average of 9 numbers 1840. If average of 6 is 1835, average of remaining 3?

A. 1848

B. 1855

C. 1845

D. 1850

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Correct Answer: Option D

Explanation:
Sum9=16560. Sum6=11010. Remaining=5550. Average=1850.

This question belongs to: Maths Average

Question #2

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Average of 15 numbers 760. If average of 9 is 755, average of remaining 6?

A. 770

B. 767.5

C. 765

D. 768

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Correct Answer: Option B

Explanation:
Sum15=11400. Sum9=6795. Remaining=4605. Average=767.5.

This question belongs to: Maths Average

Question #3

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Average of 12 numbers 870. If average of 8 is 865, average of remaining 4?

A. 882

B. 875

C. 880

D. 878

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Correct Answer: Option C

Explanation:
Sum12=10440. Sum8=6920. Remaining=3520. Average=880.

This question belongs to: Maths Average

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