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At a certain bakery, each roll costs \(r\) cents, and each doughnut costs \(d\) cents. If Alfredo bought rolls and dough

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by Vincen » Sat Nov 27, 2021 4:33 am

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At a certain bakery, each roll costs \(r\) cents, and each doughnut costs \(d\) cents. If Alfredo bought rolls and doughnuts at the bakery, how many cents did he pay for each roll?

(1) Alfredo paid \(\$5.00\) for \(8\) rolls and \(6\) doughnuts.
(2) Alfredo would have paid \(\$ 10.00\) if he had bought \(16\) rolls and \(12\) doughnuts.

Answer: E

Source: GMAT Prep
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