A purchase plan for a stereo receiver requires 20 percent of the total cost as a down payment and monthly payments of $30. Column A Column B The total cost of the stereo receiver $450 A.if the quantity in Column A is greater B.if the quantity in Column B is greater C.if the two quantity are equal D.if the relationship cannot be determined from the information given
A.Column B.if C.if D.if E.if
【参考答案】
D 解析：一个购买立体声接收机的方案要求将总值的20％作为首期付款，同时需要每月付30美元的分期付款。 解：本题的正确答案是(D)。“down payment”是指分期付款中的首期付款。因为该题并没有说明分期付款的期限，所以无法判断该立体声接收机的价格是多少。