Average of 8 numbers 1750. If average of 5 is 1745, average of remaining 3? MCQ with Answer and Explanation

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Average of 8 numbers 1750. If average of 5 is 1745, average of remaining 3?

A. 1755

B. 1757

C. 1760

D. 1758.33

Answer: Option D

Solution (By JKExamLibrary)

Sum8=14000. Sum5=8725. Remaining=5275. Average≈1758.33.

This question belongs to: Maths Average

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Question #1

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The average of 5 numbers is 22. If two numbers are 18 and 24, find the average of the remaining three.

A. 22

B. 22.67

C. 21.33

D. 23

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Correct Answer: Option B

Explanation:
Sum=5×22=110. Sum of two=18+24=42. Sum of three=68. Avg=68/3=22.67.

This question belongs to: Maths Average

Question #2

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Average of 20 numbers 50. If each number is doubled, new average?

A. 100

B. 75

C. 25

D. 50

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Correct Answer: Option A

Explanation:
New average =100.

This question belongs to: Maths Average

Question #3

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Average of 30, 40, 50, 60, 70 is

A. 55

B. 52

C. 50

D. 48

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Correct Answer: Option C

Explanation:
Sum=250. Average=50.

This question belongs to: Maths Average

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