Average of 25 numbers 55. If 5 numbers average 65 removed, new average of 20? MCQ with Answer and Explanation

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Average of 25 numbers 55. If 5 numbers average 65 removed, new average of 20?

A. 51

B. 53

C. 50

D. 52.5

Answer: Option D

Solution (By JKExamLibrary)

Total=1375. Removed=325. Remaining=1050/20=52.5.

This question belongs to: Maths Average

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Question #1

Average of 12 numbers 2220. If average of 8 is 2215, average of remaining 4?

A. 2232

B. 2225

C. 2228

D. 2230

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Correct Answer: Option D

Explanation:
Sum12=26640. Sum8=17720. Remaining=8920. Average=2230.

This question belongs to: Maths Average

Question #2

Average of 15 numbers 150. If average of 9 is 145, average of remaining 6?

A. 160

B. 158

C. 157.5

D. 155

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Correct Answer: Option C

Explanation:
Sum15=2250. Sum9=1305. Remaining=945. Average=157.5.

This question belongs to: Maths Average

Question #3

Average of 975,1300,1625 is

A. 1300

B. 1290

C. 1310

D. 1295

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Correct Answer: Option A

Explanation:
3900/3=1300.

This question belongs to: Maths Average

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