Average of 9 numbers 65. If average of 6 is 60, average of remaining 3? MCQ with Answer and Explanation

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Average of 9 numbers 65. If average of 6 is 60, average of remaining 3?

A. 80

B. 72

C. 70

D. 75

Answer: Option D

Solution (By JKExamLibrary)

Sum9=585. Sum6=360. Remaining=225. Average=75.

This question belongs to: Maths Average

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Question #1 Report Error

The average of 1590,2120,2650 is

A. 2130

B. 2120

C. 2110

D. 2115

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Correct Answer: Option B

Explanation:
6360/3=2120.

This question belongs to: Maths Average

Question #2 Report Error

Average of 9 numbers 1140. If average of 6 is 1135, average of remaining 3?

A. 1148

B. 1155

C. 1145

D. 1150

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Correct Answer: Option D

Explanation:
Sum9=10260. Sum6=6810. Remaining=3450. Average=1150.

This question belongs to: Maths Average

Question #3 Report Error

Average of 9 numbers 1640. If average of 6 is 1635, average of remaining 3?

A. 1645

B. 1650

C. 1655

D. 1648

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Correct Answer: Option B

Explanation:
Sum9=14760. Sum6=9810. Remaining=4950. Average=1650.

This question belongs to: Maths Average

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