The average of 6 numbers is 29. If one number is 34, find the average of the remaining 5. MCQ with Answer and Explanation

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The average of 6 numbers is 29. If one number is 34, find the average of the remaining 5.

A. 27.6

B. 27.8

C. 28

D. 28.2

Answer: Option C

Solution (By JKSSB Mock Tests)

Sum=6×29=174. Remaining sum=174-34=140. Avg=140/5=28.

This question belongs to: Maths Average

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Question #1

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The average of 7 numbers is 20. If average of first 4 is 18, last 3 is 23, what is average of 4th and 5th?

A. 20

B. 22

C. 21

D. 19

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Correct Answer: Option A

Explanation:
Sum7=140. Sum1-4=72. Sum5-7=69. Sum4+5 =140 - (sum1-3 +sum6-7). Use other. Adjust.

This question belongs to: Maths Average

Question #2

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Average of 10 numbers 2680. If average of 6 is 2675, average of remaining 4?

A. 2686

B. 2690

C. 2685

D. 2687.5

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Correct Answer: Option D

Explanation:
Sum10=26800. Sum6=16050. Remaining=10750. Average=2687.5.

This question belongs to: Maths Average

Question #3

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Average of 10,25,40,55 is

A. 30

B. 33

C. 35

D. 32.5

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Correct Answer: Option D

Explanation:
130/4=32.5.

This question belongs to: Maths Average

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