5 men are equal to as many women as are equal to 8 boys. All of them earn $90 only. Men’s wages are?	Select:
A) $ 4
B) $ 6
C) $ 7
D) $ 9
E) $ 3

Rationale: "b $ 6 5 m = xw = 8 b 5 m + xw + 8 b - - - - - $ 90 rs . 5 m + 5 m + 5 m - - - - - $ 90 rs . 15 m - - - - - - $ 90 = > 1 m = $ 6 ."
Answer: B