Find the unit price of each of the following items. Round your answer to the nearest tenth.
instant coffee
12 oz at $3.49
8 oz at $2.85
To find out the unit price, divide the total cost by the total volume
so
12 oz at $3.49 -----> 3.49/12=$0.3 per oz
8 oz at $2.85 -----> 2.85/8=$0.4 per oz