Math, asked by mongkul511, 1 year ago

The mean of 3 numbers is 10 the mean of other 4 numbers is 12 find the mean of all the numbers

Answers

Answered by ADITYA1100
3
Mean of 3 number = 10.
Sum = (10*3) = 30.
Mean of other 4 numbers. = 12.
Sum = 48.

Now mean of 7 numbers =(30+48) /7
= 11.14.

Hope that it will help you.............
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