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Dmitry_Shevchenko [17]
3 years ago
6

A store owner paid $15 dollars for a book. she marked up the price of the book by 40% to determine it's selling price.

Mathematics
2 answers:
Tcecarenko [31]3 years ago
6 0
A) $15 ÷ 40% =
15×.4= 6
15+6= 21

B) $38 × .25=9.5
38-9.5=28.50

28.50×.06=1.71
28.50+1.17=30.21

I think this is how you do it. would wait for other answers as well to double check.
creativ13 [48]3 years ago
6 0

Part A)

$15 ÷ 40% =  15×.4= 6

15+6= 21

Part B) $38 × .25=9.5

38-9.5=28.50

28.50×.06=1.71

28.50+1.17=30.21


Do you need help with anything else?

Please give me the brainliest answer.



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