A restaurant offers 5 appetizers and 11 main courses in how many ways can a person order a two- course meal?

Find two rational expressions that have the difference of 2-n/n-4

Weekly wages at a certain factory are normally distributed with a mean of $400 and a standard deviation of $50. find the probability that a worker selected at random makes between $450 and $500

Find the solution(s) to x^2-14+49=0