SOLUTION: A bookstore currently sells 15 copies per week of a $20 book. For each $1 discount in price, the store can sell 3 more books. How many discounts will yield sales of $468 per week o

Question 1153731: A bookstore currently sells 15 copies per week of a $20 book. For each $1 discount in price, the store can sell 3 more books. How many discounts will yield sales of $468 per week on this book? Find two solutions
Answer by MathLover1(20849) (Show Source): You can put this solution on YOUR website!

let be the number of $ discounts
then price of each book is
a bookstore currently sells copies, and with a discount, the store can sell more books:
so, the number of books sold is
then

...factor

solutions:

the number of $ discounts that will yield sales of $ per week is: and

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