The ratio of A's money to B's money is 3:2. A spends 60 yuan a day, and B spends 50 yuan a day. When B spends all the money, A has 90 yuan left. How much money does A have?
甲的钱与乙的钱数的比是3：2．甲每天花60元，乙每天花50元，当乙把钱花光，甲还剩90元，问甲原有多少钱？
<result>450</result>