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一道数学题

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楼主
发表于 2012-7-19 15:06:00 | 显示全部楼层 回帖奖励 |倒序浏览 |阅读模式
The purchase price of Beth's new car, including the sales tax, is $8000. If she finances the car, making a down payment of $2000 and paying off the rest in equal monthly installments, what will by the total cost of the car, including the sales tax and financing?
(1)The installments are to be $200 per month.
(2)The installment will extend overa period of exactly 3 years.
这题选C。应该怎么算类?
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沙发
 楼主| 发表于 2012-7-22 13:37:23 | 显示全部楼层
哦~我还在想怎么算利率。。。谢啦~~
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