Ben and Tom drove to Chicago - a distance of 510 miles. Their car gets 23 miles per gallon of gasoline. Gasoline costs them. $2.99 per gallon. How much did they spend for gasoline on their trip?

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.