Carolyn selected a tile randomly from the set shown below. What is the probability that she selected a white tile or a tile with an even number? Red tiles: 1, 2, 1, 3, 2, 3, 2, 4, 3, 1. Grey tiles: 2, 3, 1, 2, 3, 4, 1, 4, 1, 2. Blue tiles: 3, 2, 1, 3. Purple tiles: 1, 3, 4, 3, 4, 2, 3, 1, 1, 2, 1, 2, 3, 1, 2, 4, 3, 3. Green tiles: 1, 1, 2, 3, 2, 1, 4, 3. Yellow tiles: 2, 4, 2. Black tiles: 1, 2, 1, 4, 3. White tiles: 1, 3. a. 8/15 b. 1/72 c. 1/4 d. 9/20