Average of 9 numbers 2040. If average of 6 is 2035, average of remaining 3? MCQ with Answer and Explanation

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Average of 9 numbers 2040. If average of 6 is 2035, average of remaining 3?

A. 2045

B. 2048

C. 2050

D. 2055

Answer: Option C

Solution (By JKExamLibrary)

Sum9=18360. Sum6=12210. Remaining=6150. Average=2050.

This question belongs to: Maths Average

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Question #1 Report Error

The average of 4 numbers is 20. If each number is increased by 5, what is the new average?

A. 30

B. 15

C. 20

D. 25

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Correct Answer: Option D

Explanation:
New average =20+5=25.

This question belongs to: Maths Average

Question #2 Report Error

Average of 10 numbers 2730. If average of 6 is 2725, average of remaining 4?

A. 2735

B. 2736

C. 2740

D. 2737.5

View Answer & Solution Discuss

Correct Answer: Option D

Explanation:
Sum10=27300. Sum6=16350. Remaining=10950. Average=2737.5.

This question belongs to: Maths Average

Question #3 Report Error

Find the average of all numbers divisible by 5 between 10 and 30 (inclusive).

A. 20.5

B. 22.5

C. 17.5

D. 20

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Correct Answer: Option D

Explanation:
Numbers: 10,15,20,25,30 sum=100, count=5, avg=20.

This question belongs to: Maths Average

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