To raise money for a local charity, the Spanish Club at Montclair High School sold hot dogs, soft drinks, and candy bars for 3 days in the student lounge. The sales for the 3 days are summarized in matrix A.

The cost and revenue (in dollars) for hot dogs, soft drinks, and candy are summarized in matrix B on the next page.

Multiply the two matrices to form a 3 x 2 matrix that shows the total cost and revenue for each item.

Transcribed Image Text:

Soft Candy bars Hot dogs drinks 75 Day 1 52 50 A = | 48 60 | Day 2 81 Day 3 43 62 57 Revenue Cost 0.75 | Hot dogs 0.50 | Soft drinks 0.45] Candy bars 0.30 B = | 0.25 0.15