What will be the mean of x, x + 2, x + 4, x + 6, x + 8, where the value of x is 12?
22
10
16
8
The value of (x+2y)3 is _______.
The mean of 5 observations x, x + 2, x + 4, x + 6 and x + 8 is 11, then the value of x is: