Avertex of a rectangle on the coordinate plane is (2, 3). the rectangle is dilated with the center of dilation at the origin and the new coordinate of the vertex is (6, 9). what was the scale factor of the dilation (what did you do to change from the 1st coordinate to the 2nd coordinate)? remember – scale factor is new/old

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.