EASY The probabilities of having 0, 1, 2, 3 or 4 people waiting in line at a grocery store are shown in the probability distribution below. What is the expected number of people waiting in line, rounded to the nearest tenth?

The length and width of a rectangle are consecutive even integers the area of the rectangle is 120 squares units what are the length and width of the rectangle

The cross-sectional areas of a right triangular prism and a right cylinder are congruent. the right triangular prism has a height of 6 units, and the right cylinder has a height of 6 units. which conclusion can be made from the given information? the volume of the triangular prism is half the volume of the cylinder. the volume of the triangular prism is twice the volume of the cylinder. the volume of the triangular prism is equal to the volume of the cylinder. the volume of the triangular prism is not equal to the volume of the cylinder.

Annabelle's homework is 75% it took her three hours how long should she estimate it will take her to complete her homework.