An urn contains five red marbles, four green marbles, and three blue marbles.

Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.

Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?

Which of the following is not a subset of {1,2,3}?