Askydiver jumped out of a plane and descended 0.8 miles in 2.5 minutes. what was the skydiver's average change of altitude per minute?

The graph shows the function f(x) = (2.5)x was horizontally translated left by a value of h to get the function g(x) = (2.5)x–h.

The perimeter of a stage is 116 feet. it is 17 feet wide. how long is it?

There are three bags: a (contains 2 white and 4 red balls), b (8 white, 4 red) and c (1 white 3 red). you select one ball at random from each bag, observe that exactly two are white, but forget which ball came from which bag. what is the probability that you selected a white ball from bag a?