If you went to a dinner with 4 choices of appetizers, 5 main courses, and 2 desserts... the number of meal options is an example of

1.Counting Pr inciple
2.Permutation
3.Combination

Empty box + box + empty box fill in the box is equal to 30 how

Frank owns a $141,000 home, for which he has a 30-year mortgage in the amount of $700 a month. once he has paid off mortgage, how much will he have paid in investment? a. $111,000 b. $109,000 c. $120,000 d. $141,000

Varies inversely with x. if y=8.5 when x=-1 find x when y=-1