Your family goes to Chicago's Pizza for dinner. There are 7 people in your family. Some order pepperoni pizza for $6 a slice and some order sausage for $7 a slice. If the total bill was $44, how many people ordered each type of pizza?

An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x

In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?