please assist:

[4] A hitter in baseball hits safelyr in accordance with the region of the strike zone the pitch is thrown. Consider the strike zone to be broken into 4 quadrants. The probability that he hits safely given the rst quadrant P(snfe IQ1) = 0.2, and for the 2\"\" through 4'\" quadrants 0.3, 0.25, and 0.4, respectively. The probability the pitcher throws a pitch in the four quadrants is 0.1, 0.2, 0.4, and 0.3, respectively, for quadrants 1-4. [a] Find the probability the pitch was thrown in the 3" quadrant, given he hit safely