In this case, we'll have to carry out several steps to find the solution.
Step 01:
Data:
laundry detergent
74 oz at $4.58
42 oz at $3.37
Step 02:
unit price:
[tex]\frac{4.58}{74}=0.619\text{ \$/oz}[/tex][tex]\frac{3.37}{42}=0.080\text{ \$/oz}[/tex]
The answer is:
0.6 $/oz
0.1 $/oz
