Having received his weekly allowance, John spent 3/5 of his allowance at the arcade. The next day he spent one third of his remaining allowance at the toy store, and then spent his last $0.60 at the candy store. What is John’s weekly allowance?  Choose the correct choice
A) $ 2.25 B) $ 3.00 C) $ 3.25 D) $ 3.65 E) $ 4.80

Rationale: "x = 3 x / 5 + 1 / 3 * 2 x / 5 + 60 4 x / 15 = 60 x = 225 = $ 2.25 the answer is a ."
Answer: A