1. Katie is thinking of buying solar panels to put on the roof of her new house. The Sunny Solar Company told her that for every 2 panels, she will save $60 on her electric bill.
(a) Draw a model or make a visual representation for the ratio of the panels to the money that she will save on her electric bill.

(b) Write the ratio of panels to money saved as a reduced fraction. Show your work

Suppose you just purchased a digital music player and have put 8 tracks on it. after listening to them you decide that you like 4 of the songs. with the random feature on your player, each of the 8 songs is played once in random order. find the probability that among the first two songs played (a) you like both of them. would this be unusual? (b) you like neither of them. (c) you like exactly one of them. (d) redo () if a song can be replayed before all 8 songs are played.