Question

1. a quart of motor oil is 32 ounces. if a quart costs $6.72, find the unit price per ounce.

Explanation:

Step1: Recall unit price formula

Unit price per ounce is total cost divided by total ounces. So formula is $\text{Unit Price} = \frac{\text{Total Cost}}{\text{Total Ounces}}$.

Step2: Substitute values

Total cost is $6.72, total ounces is 32. So $\text{Unit Price} = \frac{6.72}{32}$.

Step3: Perform division

$6.72 \div 32 = 0.21$.

Answer:

The unit price per ounce is $0.21.