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sasho [114]
4 years ago
14

Please help asap 30 pts

Mathematics
2 answers:
Dominik [7]4 years ago
6 0
R=1-\dfrac{P-D}{P}\\\\\text{We have:}\\\\P=\$39\\\\D=\$39-\$27=\$12\\\\\text{substitute}\\\\R=1-\dfrac{39-12}{39}=1-\dfrac{27}{39}=\dfrac{39}{39}-\dfrac{27}{39}=\dfrac{12}{39}\approx0.31
\boxed{Answer:\ A.\ 0.31}

Lina20 [59]4 years ago
5 0
39-27=12 amount of discount.
12/39=0.31
So your answer is going to be A
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