Question

Cereal is on sale this week. Which is a better buy,a 10-ounce box for $2.14 or a 14-ounce box for $2.45?The better buy is:: 10-ounce box for $2.14:: 14-ounce box for $2.45

Answer 1

`\begin{gathered} \text{To check which one is better buy, we ne}ed\text{ to calculate how much cereal'box we get in \$1.} \\ 10\text{ Ounce box for \$2.14}\Rightarrow(10)/(2.14)=4.67\text{ box for \$1} \\ 14\text{ Ounce box for \$2.45}\Rightarrow(10)/(2.45)=4.08\text{ box for \$1} \\ So,14\text{ Ounce box for \$2.45 is better to buy.} \end{gathered}`