The cost to a store for a box of cereal is $2.50. The store is selling the box of cereal for $3.50. What is the percent of marku
2 answers:
You might be interested in
Answer:
<h2>1</h2>Step-by-step explanation:
Use the Pythagorean theorem:
We have
Substitute:
<em>subtract 9 from both sides</em>