Hi I need help on what is the answer for this. I hope that you can help me

Learning Activity Instruction: Perform the following as indicated. Show all solutions neatly and Systematically.3. The probability that Maddison will live on campus and buy a new car is 0.37, If the probability that she will live on campus is 0.73, find the probability that she will buy a new car, given that she lives on campus. 4. During a sale at a men's store, 16 white sweaters, 3 red sweaters, 9 blue sweaters, and 7 yellow sweaters were purchased. If a customer is selected at random, find the probability that he bought. a. A blue sweater b. A yellow or a white sweater c. A red, a blue, or a yellow sweater d. A sweater that was not white