How would you solve these two questions? Detailed step by step explanation please.

Q1

The owner of a sandwich shop hopes to add one new outlet. She has studied three locations. Each would have the same labour and materials costs (food, serving containers, napkins, etc.) of $1.85 per sandwich. Sandwiches sell for $2.75 each in all locations. Rent and equipment costs would be $4,800 per month for location A, $5,100 per month for location B, and $5,400 per month for location C. a. Determine the quantity necessary at each location to realize a monthly profit of $13,500. (Round up the final answers to the next whole number.) Location A B C Quantity b. If expected sales at locations A, B, and C are 22,200, 23,000, and 23,300 sandwiches per month, respectively, which location would yield the greatest profit? Location C O Location A Location B