2007 AMC 12A Problem 1

Attempt Problem 1 of the 2007 AMC 12A below, then check your answer against the professionally curated solution from LIVE by Po-Shen Loh. You can also try the full timed exam, view all 2007 AMC 12A solutions, or check the answer key.

All problems are used with official legal permission of the Mathematical Association of America (MAA).

One ticket to a show costs $\$20$ at full price. Susan buys $4$ tickets using a coupon that gives her a $25\%$ discount. Pam buys $5$ tickets using a coupon that gives her a $30\%$ discount. How many more dollars does Pam pay than Susan?

$2$

$5$

$10$

$15$

$20$

Answer: C

Concepts:percentage money

Difficulty rating: 920

Solution:

Susan pays $(4)(0.75)(20)=60$ dollars.

Pam pays $(5)(0.70)(20)=70$ dollars.

So Pam pays $70-60=10$ more dollars than Susan.

Thus, the correct answer is C.

Full Exam

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