The points (12,27) and (20,45) form a proportional relationship. Find the slope of the line through the points. Then use the slope to graph the line.

Apine tree that is 140 feet tall is added to the sample. how will this outlier affect the shape of the box plot?

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?

This is a map of the mars exploration rover opportunity predicted landing site on mars. the scale is 1cm : 9.4km. what are the approximate measures of the actual length and width of the ellipse? i mostly need to know how to set it up : )