Suppose you write a book. The printer charges $4 per book to print it, and you spend $5500 on advertising. You sell the book for $15 a copy. How many copies must you sell to break even (total cost equals income for sales) ? What is your income (or costs) for that many copies?

Question

Mathematics

Gracie Hendrix

2 February, 03:44

Suppose you write a book. The printer charges $4 per book to print it, and you spend $5500 on advertising. You sell the book for $15 a copy. How many copies must you sell to break even (total cost equals income for sales) ? What is your income (or costs) for that many copies?

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Dominik Lawson · Answer 1

You will need to write an equation to do things faster

let be x number of copies sold to break even

5500+4x = 15 x

5500 = 15x-4x

5500=11x

x = 500

you need to sell 500 copies to break even

500 x15 = $ 7500