Question

7.2.7.a a 14-ounce box of cereal costs $3.50. what is the unit price per ounce?

Explanation:

Step1: Recall unit price formula

Unit price is total cost divided by total quantity, so formula is $Unit\ Price=\frac{Total\ Cost}{Total\ Quantity}$.

Step2: Substitute values

Total cost is $\$3.50$, total quantity is 14 ounces. So $Unit\ Price = \frac{3.50}{14}$.

Step3: Perform division

$3.50\div14 = 0.25$.

Answer:

The unit price per ounce is $\$0.25$.