Moncrief Cleaners hired 3 carpenters to remodel its store. Each carpenter earned $15.10 per hour. Each carpenter worked 21 ½ hours. The materials charge was $1,447.50. What was the total charge?

A (U.S.) business math course typically includes a review of elementary arithmetic, including fractions, decimals, and percentages. Elementary algebra is often included as well, in the context of solving practical business problems.