9. Easy Cooking is a cooking supply company. Last year, the company sold a total of 17,280 ovens. This year, they sold 12,960 ovens. What is the percent of decrease in the annual sales of ovens? *

i dont know

step-by-step explanation:

is there more info provided? there is not enough information given in the problem

the answer is b to that quesiton

1. for division, flip the second fraction.

2. factor the numerator and denominator completely.

3. divide out common factors.

4. multiply the simplified fractions.