The average of 60,70,80 is MCQ with Answer and Explanation

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The average of 60,70,80 is

A. 75

B. 72

C. 70

D. 65

Answer: Option C

Solution (By JKSSB Mock Tests)

Sum=210. Average=70.

This question belongs to: Maths Average

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Question #1

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Average of 15 numbers 1610. If average of 9 is 1605, average of remaining 6?

A. 1617.5

B. 1620

C. 1618

D. 1615

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Correct Answer: Option A

Explanation:
Sum15=24150. Sum9=14445. Remaining=9705. Average=1617.5.

This question belongs to: Maths Average

Question #2

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A batsman scored 120 runs in 5 matches. What is his average score per match?

A. 25

B. 30

C. 24

D. 20

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Correct Answer: Option C

Explanation:
Average = Total runs / Number of matches = 120 / 5 = 24.

This question belongs to: Maths Average

Question #3

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The average of 4 numbers is 16. If one number is 24, find the average of the other three.

A. 12

B. 13

C. 13.33

D. 14

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Correct Answer: Option C

Explanation:
Sum=4×16=64. Other sum=64-24=40. Avg=40/3=13.33.

This question belongs to: Maths Average

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