Answer:
Store 2 has a better deal with 0.233 cents per role
Step-by-step explanation:
If Store 1 has 12 Paper Rolls that cost $3.30 and Store 2 has 15 Paper Rolls that cost $3.50, we can find the answer by using division.
price/amount: 3.3/12=0.275 cents per role
price/amount: 3.5/15=0.233 cents per role