Question

if the arithmetic mean of 8,4x6,2,7 is 5 then the value of x is

Answer 1

hye

arithmetic mean of 8,4x6,2,7 is 5\

A.T.Q

8+4+2+7+X/5 =5 

21+X/5=5

21+X=25

X=25-21

X=4 

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