Question

Choco chip cookies cost $3.20 for the 15oz size . The 18oz size $3.75 Which is the better buy

Answer 1

18 oz

Explanation:

Choco Chip Cookies (15 oz):
`(\$3.20)/(15oz)=(\$0.213)/(oz)`

Choco Chip Cookies (18 oz):
`(\$3.75)/(18oz)=(\$0.208)/(oz)`

So, the 18oz package is the better buy by about
`\$0.005`