Last year a math textbook cost $54 what is this years cost, Mathematics

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Last year, a math textbook cost $54. This year the cost is 107 percent of what it was last year. What is this year's cost?

a. $59.78
b. $57.78
c. $61.00
d. $50.22

To ?nd out 107% of $54, multiply $54 through the decimal equivalent of 107% (1.07); $54 × 1.07 = $57.78. If you chose d, you found what the cost of the book would be if it was 7% LESS next year.


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