Question

If the mean of x, x+1 ,x+6 , x+3, x+ 9, and x +12 is 10 then x=?


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Answer 1

ANSWER:-

mean = 10

given numbers = x, x+1 ,x+6 , x+3, x+ 9, and x +12

As per formula,

$= > \frac{ x + x+1 + x+6 + x+3 + x+ 9 + x +12}{6} = 10 \\ = >6x + 31 = 10 \times 6 \\ = > 6x = 60 - 31 \\ \boxed{ = > x = \frac{ 29}{6} }$

Hence, shown.

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