Answer:To find the unit price, divide the total cost by the number of units.
The unit price (
�
P) is given by the formula:
�
=
Total Cost
Number of Units
P=
Number of Units
Total Cost
In this case, the total cost is $3.85, and the number of units is 7.
�
=
3.85
7
P=
7
3.85
�
≈
0.55
P≈0.55
Therefore, the unit price of the erasers is approximately $0.55 per eraser
Explanation: