Math, asked by sh1isakanisudha, 1 year ago

The mean of 10 numbers is 55.if one number is included it becomes 60. Find the included number.

Answers

Answered by duragpalsingh

Mean of 10 numbers = 55
sum of 10 numbers = 550

Now mean of 11 numbers = 60
sum of 11 numbers= 660
The number is 660-550 = 110

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