Investment word problems involve simple and compound interest. In these problems, an individual deposits a specific amount of money, called the principal, into a bank account that has a [...]

You’ve ridden in a car enough times to know it travels a specific rate, such as miles per hour, to reach its destination. You’ve also seen the speed limit [...]

While the fundamental counting principle, permutations, and combinations deal with all possible combinations that can occur, probability deals with the likelihood of a specific event occurring. For example, you [...]

Combinations, another variation of the fundamental counting principle, come into play when the order of the selected elements from the single set does not matter. For example, the ice‐cream [...]

Permutations are a variation of the fundamental counting principle except that you are determining a certain number of combinations from a single set. More importantly, the order in which [...]