Which of the following is an expression for "the product of 5 and the average (arithmetic mean) of x and y"?
(A)\(\frac { 5x + y } { 2 } \) (B)\(\frac { 5x + 5y } { 2 } \) (C)\(\frac { 5 + x + y } { 3 } \) (D)\(5 + \frac { x + y } { 2 } \) (E)\(\frac { 5 + 5x + 5y } { 3 } \)
B