Question: Della's Deli Shop operates at 2 locations - a big discount store and on
Main Street. She sells three sandwiches - chicken, ham, and steak. At the discount store this week she sold 75 ham sandwiches and 30 chicken sandwiches. On Main Street she sold 20 chicken and 35 ham sandwiches. She sold 30 steak sandwiches on Main Street and 50 at the discount store.
a) Show the information above in a 3 X 2 matrix.
b) Della expects sales to triple for all sandwiches at both locations next week because of the ball game in town. Show the appropriate matrix operation to determine sales next week.
c) Show the matrix operation to determine sales for the two weeks combined.
Question: A minor league ballpark seats 8000. There are box seats that cost $10, grandstand seats that cost $5 and bleacher seats that are $3 each. When all the seats are sold, the total revenue is $37,000. The number of bleacher seats is four times the number of box seats. How many of each type of seat are there at the ballpark? Set up both the equations and matrix. SET UP ONLY - DO NOT SOLVE - DON'T FORGET DOCUMENTATION