The average of 720,960,1200 is MCQ with Answer and Explanation

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The average of 720,960,1200 is

A. 970

B. 960

C. 955

D. 950

Answer: Option B

Solution (By JKSSB Mock Tests)

2880/3=960.

This question belongs to: Maths Average

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Question #1

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Average of 8 numbers 550. If average of 5 is 545, average of remaining 3?

A. 560

B. 557

C. 558.33

D. 555

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Correct Answer: Option C

Explanation:
Sum8=4400. Sum5=2725. Remaining=1675. Average≈558.33.

This question belongs to: Maths Average

Question #2

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The average of 5 numbers is 25. If one number is 35, find the average of the remaining 4.

A. 22.5

B. 24

C. 22

D. 23

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Correct Answer: Option A

Explanation:
Sum=5×25=125. Remaining sum=125-35=90. Avg=90/4=22.5.

This question belongs to: Maths Average

Question #3

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What is the average of all odd numbers from 1 to 29?

A. 15

B. 14.5

C. 14

D. 15.5

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Correct Answer: Option A

Explanation:
Odd numbers 1 to 29: 15 terms. Sum = n^2 =15^2=225. Average=225/15=15.

This question belongs to: Maths Average

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