Question

The cost of four brands of spray paint are listed in the table below. Which brand of spray paint costs the least per ounce?

A: Brand K (4 ounces, $3.97)
B: Brand L (6 ounces, $5.89)
C: Brand M (8 ounces, $7.29)
D: Brand N (5 ounces, $4.49)​

Answer 1

Brand K - $0.9925 per ounce
Brand L - $0.9816 per ounce
Brand M - $0.91125 per ounce
Brand N - $0.898 per ounce

-> cheapest is Brand N