Question

The mean of 10 numbers is 14 three of the numbers have a mean of 4. The remaining 7 numbers are 15, 18, 21, 5, M, 34 and 14 find:

(I) The sum of the remaining 7 numbers,
(ii) the value of m.
please answer ASAP.. please​

Answer 1

21

Explanation:

sum of all numbers is 10×14=140

add the 6no=107

sum of3 no is 3×4=12

107+12=119

140-119=21

m=21