养鸡专业户李大伯在集市上买了15笼小鸡，每笼24只，每只3元。李大伯一共花了多少元钱？-A4o0x0h-K9{+K;N9a
算式：提示*G8F)[8e7o.U-A4o0x0h-K9{+K;N9a
答：李大伯一共花了.b2r9a,D元钱。-A4o0x0h-K9{+K;N9a