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The average weight of a group of 20 boys...

The average weight of a group of 20 boys was calculated to be 89.4 kg and it was later discovered that one weight was misread as 96 kg instead of the correct one of 69 kg. The correct average weight is:

A

88.05 kg

B

89.25 kg

C

89.55 kg

D

89.85 kg

Text Solution

Verified by Experts

The correct Answer is:
D
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