of 2,000 students surveyed, 87% indicated that they commute to school each day. of those that commute to school each day, 93% spend more than $25 a week on gasoline. of those that do not commute to school each day, 76% indicated that they do not spend more than $25 a week on gasoline. a student surveyed is chosen at random. 5. what is the probability that this student does spend more than $25 a week on gas?