Clean cat litter cost $10 for a 25 pound bag, and Forever Fresh costs $18 for a 40 pound bag. What is the cost per pound of the petter deal?

To find the cost per pound of each deal, we will divide the cost of the bag by the weight of the bag.

For the Clean cat litter:
Cost per pound = $10 / 25 pounds = $0.4/pound

For the Forever Fresh:
Cost per pound = $18 / 40 pounds = $0.45/pound

Therefore, the cost per pound of the petter deal is $0.4/pound.