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 a

Question

3 years ago

11

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 a

mount 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

Mathematics

1 answer:

astraxan [27] · Answer 1 · 2022-04-08T10:03:11+03:00

astraxan [27]3 years ago

8 0

Answer:

B.0.31

Step-by-step explanation:

% of change = amount of change/original price

R=(P-D)÷P

39-27=12

12÷39=.307

≈.31