We have been given that the cost to start the sandwich stand is $230.
Now, the cost of one sandwich is given by $4.25
Also, it has been given that total 75 sandwiches sold.
Thus, the cost of 75 sandwiches is given by
Now, the sandwich stand cost $230 and the earning in selling of 75 sandwiches is $ 318.75.
Therefore, the profit is given by
Hence, I can make $88.75 on selling of 75 sandwiches.