The average weight increases by 1 kg when one of 60 kg is replaced by new. For 10 people, new weight? MCQ with Answer and Explanation

The average weight increases by 1 kg when one of 60 kg is replaced by new. For 10 people, new weight?

A. 80

B. 70

C. 75

D. 65

Answer: Option B

Increase 10*1=10. New weight=60+10=70 kg.

This question belongs to: Maths Average

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Question #1 Report Error

Average of 10 numbers 1730. If average of 6 is 1725, average of remaining 4?

A. 1740

B. 1736

C. 1735

D. 1737.5

Correct Answer: Option D

Explanation:
Sum10=17300. Sum6=10350. Remaining=6950. Average=1737.5.

This question belongs to: Maths Average

Question #2 Report Error

Average of 9 numbers 1990. If average of 6 is 1985, average of remaining 3?

A. 2005

B. 2000

C. 1998

D. 1995

Correct Answer: Option B

Explanation:
Sum9=17910. Sum6=11910. Remaining=6000. Average=2000.

This question belongs to: Maths Average

Question #3 Report Error

The average of 75,85,95 is

A. 90

B. 85

C. 80

D. 82

Correct Answer: Option B

Explanation:
255/3=85.

This question belongs to: Maths Average