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The rate of discount, R, can be determined using the formula, where P is the regular price of an item and D is the discount or amount saved off the regular price. Find the rate of discount on a sweater with a regular price of $39 that is on sale for $27. If necessary, round to the nearest hundredth.

A. 1.69
B. 0.31
C. 0.69
D. 1.31

User Twedl
by
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1 Answer

7 votes

Answer:

B.0.31

Explanation:

% of change = amount of change/original price

R=(P-D)÷P

39-27=12

12÷39=.307

≈.31

User Dave Stokes
by
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