the mean of 10 numbers is 14. three of the numbers have mean of 4. the remaining 7 numbers are 15 ,18,21, 15 ,m,34 and 14 find the sum of remaining 7 numbers
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Answer:
8
Step-by-step explanation:
total of numbers= 140
sum of numbers = 12(3*4)+15+18+21+15+m+34+14
=132+m
=> 132+m =140
m= 8
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