AUse the following information to complete problems a and b. Paola is playing a word game in which she draws letter tiles from a bag without looking. The bag contains 7 tiles: 2 As, 3 Es, and 2 Rs. For problems a and b, find the probability of getting an Afirst and getting an A second. In each problem, state whether the events are independent, and find the probabilities. a) Paola takes a tile, then replaces it, and then takes a second tile.

b) Paola takes a tile, does not replace it, and then takes a second tile.