The table shows the number of championships won by the baseball and softball leagues of three youth baseball divisions organized by age groups. baseball league (b) softball league (s) ages 7 – 9 (x) 3 7 ages 10 – 12 (y) 2 2 ages 13 – 15 (z) 1 1 if the winning team plays in the ages 10 - 12 division, find the probability that the team is in the baseball league. answer in terms of a reduced fraction. p(b|y) = a0 a1