A thrift shop sells pre-owned hardcover books for $7 each and pre-owned paperback books for $5 each. A customer makes a purchase of both hardcover books and paperback books. Before taxes, the total purchase price of the books is $56. How many total books did the customer purchase?

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GMAT Quantitative: Problem Solving Practice Test 1 — practice the complete quiz, review flashcards, or try a random question.

Problem Solving questions are mixed in with Data Sufficiency questions to make up the 37 questions of the GMAT Quantitative section, which must be completed in 75 minutes. The Problems You’ll Work On When working through the problem solving questions test your understanding of: Basic math, including fractions, decimals, ratios and proportions, percents, and exponents. Probability and Statistics, including counting techniques, permutations and combinations, basic probability, arithmetic mean, median, mode, and standard deviation. Algebra, including polynomials, linear equations and... Show more

A thrift shop sells pre-owned hardcover books for $7 each and pre-owned paperback books for $5 each. A customer makes a purchase of both hardcover books and paperback books. Before taxes, the total purchase price of the books is $56. How many total books did the customer purchase?