Each day, Lara’s mom drives her to school. On the way, she picks up three of Lara’s friends: Chan, Jason, and Marla. Each afternoon, she returns by the same route and drops them off at their homes. The map below is drawn to scale. It shows where each person lives and the route taken by Lara’s mom. At the end of the month, the four students agree to pay $300 in total to Lara’s mom to help pay for gasoline. They need to figure out how much each person should pay. Consider their statements below. How much should each person pay? Try to find the fairest possible method. Show all your work.

The accompanying table shows the numbers of male and female students in a particular country who received bachelor's degrees in business in a recent year. complete parts (a) and (b) below. business degrees nonbusiness degrees total male 189131 634650 823781 female 169539 885329 1054868 total 358670 1519979 1878649 (a) find the probability that a randomly selected student is male, given that the student received a business degree. the probability that a randomly selected student is male, given that the student received a business degree, is nothing. (round to three decimal places as needed.) (b) find the probability that a randomly selected student received a business degree, given that the student is female. the probability that a randomly selected student received a business degree, given that the student is female, is nothing. (round to three decimal places as needed.)