At Home Depot, a 2-gallon container of paint costs $30, a 3-gallon container of paint costs $44.70, and a 5- gallon container of paint costs $74.75.
Part A
What's the unit price of each container?

Write an equation for the function that includes the points (1,4/5) and (2,2/3)

At 6 1/2 cents per pound of string beans how much does 7 pounds cost

Money off coupons have been circulated to 300 households. only 2/5 of these were redeemed (used) in the local supermarket to get a free shampoo. what fraction of coupons were unused? (ps: write how you got the answer)