Respuesta :

Divide 9 by 15.

9/15= 0.6

Each cookie costs 60 cents.

I hope this helps!
~kaikers
This iss imple to find the answer to this equation you will divide the 15 cookies by 9 the price of them. And your remaining answer would be how much each cookie costs. So 9 / 15 = about 6 cents per cookie.