[" 12.If the mean of "5" observations "x" ,"1],[x+2,x+4,x+6" and "x+8" is "11" ,find "],[" the value of "x" ."]

If the mean of observations x,x+2,x+4,x+6 and x+8 is 11, find the value of x

If the mean of observations x,x+2,x+4,x+6 and x+8 is 11, find : the value of x ,

If the mean of 5 observiation x , x+2, x+4 x+6, and x + 8 is 11 , find the value of x ,

If the mean of five observations x, x + 4, x + 8, x + 12 and x + 16 is 15, then the value of x is

If the mean of observations x,x+2,x+4,x+6 and x+8 is 11, find the mean of the first three obervations.

If the mean of observations x,x+2,x+4,x+6 and x+8 is 11, find : the mean of the first three obervations.

The mean of observations 2, 3, 4, 5, 8, 14, and x is x. Find x.

If the mean of five observation x , x+2, x+4,x+6, x+8 is 11, find the mean of first three observations.

If the mean of five observations x , x + 2 , x + 4 , x + 6 , x + 8 is 11, find the mean of first three observations.