Average of 9 numbers 1490. If average of 6 is 1485, average of remaining 3? MCQ with Answer and Explanation

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Average of 9 numbers 1490. If average of 6 is 1485, average of remaining 3?

A. 1505

B. 1495

C. 1500

D. 1498

Answer: Option C

Solution (By JKSSB Mock Tests)

Sum9=13410. Sum6=8910. Remaining=4500. Average=1500.

This question belongs to: Maths Average

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Practice More Average Questions

Question #1

If average of a,b,c is 25, b=20, average of a,c?

A. 22.5

B. 30

C. 27.5

D. 25

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Correct Answer: Option C

Explanation:
a+c=75-20=55. Average=27.5.

This question belongs to: Maths Average

Question #2

The average of 5 numbers is 34. If two numbers are 28 and 32, find the average of the remaining three.

A. 35.33

B. 37

C. 36.67

D. 36

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Correct Answer: Option C

Explanation:
Sum=5×34=170. Sum of two=28+32=60. Sum of three=110. Avg=110/3=36.67.

This question belongs to: Maths Average

Question #3

Average of 16 numbers 25. If 4 numbers average 30, average of remaining 12?

A. 24

B. 25

C. 23.33

D. 22

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Correct Answer: Option C

Explanation:
Sum16=400. Sum4=120. Remaining=280/12≈23.33.

This question belongs to: Maths Average

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