If w/x = 1/3 and w/y = 2/3, then (x + y)/y =
Pick one
A) 2  B) 4  C) 5  D) 3  E) 7

Rationale: "ratio 1 : 3 w = x ratio 2 : 3 w = 2 y x = 2 y ( x + y ) / y = ( 2 y + y ) / y = y ( 2 + 1 ) / y = 3 answer is d"
Answer: D