2007 AMC 12A 第 1 题
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所有题目均经美国数学协会(MAA)官方合法授权使用。
1.
一张演出票的全价是 。Susan 用一张优惠券买了 张票,优惠券给她 的折扣。Pam 用一张优惠券买了 张票,优惠券给她 的折扣。Pam 比 Susan 多付了多少美元?
One ticket to a show costs at full price. Susan buys tickets using a coupon that gives her a discount. Pam buys tickets using a coupon that gives her a discount. How many more dollars does Pam pay than Susan?
小提示:
的折扣表示支付全价的 , 的折扣表示支付全价的 。
A discount means paying of full price, and a discount means paying
大提示:
Susan 支付 ,Pam 支付 。
Susan pays and Pam pays
解答:
Susan 支付 美元。
Pam 支付 美元。
所以 Pam 比 Susan 多付 美元。
因此,正确答案是 C。
Susan pays dollars.
Pam pays dollars.
So Pam pays more dollars than Susan.
Thus, the correct answer is C.
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