If 4x=6y=z, what is x+y, in terms of z? Select.
A) z/2  B) 5z/12  C) z/3  D) 3z/5  E) z/9
4x=6y=z   x = z/4   and y = z/6   x+y = z/4 + z/6 = 5z/12   Answer is 5z/12
<result>B</result>
If 4x=6y=z, what is x+y, in terms of z?