Question

The bookstore is selling 4 books for $10 in a clearance sale. If Regina has $28 to spend, how many books can she purchase in the clearance sale?

Answer 1

The bookstore is selling 4 books for $10 in a clearance sale. If Regina has $28 to spend, how many books can she purchase in the clearance sale?

In this problem

Applying proportion

we have

4/10=x/28

solve for x

x=(4/10)*28

x=11.2

therefore

answer is 11 books