Mathematics

Royce Nielsen

27 April, 21:48

Rebecca wanted to buy a book at the book store for $3.50, including tax. She reached into her wallet and pulled out a handful of coins, all dimes and quarters. Let d represent the number of dimes and q represent the number of quarters. Which expression below describes how many of each coin she would need to have in order to have at least $3.50? A. d + q 350 C. 10d + 25q > 350 D. 10d + 25q < 350

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