Average of 9,27,45 is MCQ with Answer and Explanation

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Average of 9,27,45 is

A. 25

B. 30

C. 28

D. 27

Answer: Option D

Solution (By JKSSB Mock Tests)

Sum=81. Average=27.

This question belongs to: Maths Average

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Question #1

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Average of 8 numbers 600. If average of 5 is 595, average of remaining 3?

A. 610

B. 607

C. 608.33

D. 605

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Correct Answer: Option C

Explanation:
Sum8=4800. Sum5=2975. Remaining=1825. Average≈608.33.

This question belongs to: Maths Average

Question #2

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Average of 9 numbers 940. If average of 6 is 935, average of remaining 3?

A. 945

B. 950

C. 955

D. 948

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Correct Answer: Option B

Explanation:
Sum9=8460. Sum6=5610. Remaining=2850. Average=950.

This question belongs to: Maths Average

Question #3

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Average of 100 numbers is 50. If 98 is replaced by 52, new average?

A. 48

B. 49.46

C. 49

D. 50

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Correct Answer: Option B

Explanation:
Change -46. Decrease 46/100=0.46. New 49.54 approx.

This question belongs to: Maths Average

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