SFM electronics sell laptops for $456 per piece and desktops for $530 per piece. What is the total cost of 10 laptops and 12 desktops? (Round to the nearest cent.)
A certain cut of beef costs $7.59 per pound, and a similar cut of pork costs $5.19 per pound. What is the total cost of 3.25 pounds of the beef and 3.75 pounds of the pork? (Round to the nearest cent.)