Solve the problem.In a sale, the price of a computer is reduced by $270. The sale price is $990. Find the marked price (original price) and the rate of discount. Round the discount rate to the nearest tenth of a percent if necessary.
A. $1260; 21.4%
B. $720; 37.5%
C. $1260; 27.3%
D. $720; 27.3%
Answer: A
Mathematics
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