Question

Paul’s Paints sells a 24-gallon case of paint for a total of $576, including tax. Stella’s Paints sells a 64-gallon case of paint for a total of $1,664, including tax.

Which store sells the paint for the least amount?
What is the difference in cost for 1 gallon of paint from each store?

Answer 1

Find the unit rate, or cost of 1 gallon.

576/24=$24 per gallon
1664/64=$26 per gallon.

Paul's Paint sells paint for the least amount as 24<26.
There is a $2 difference.