Jane must get at least three out of four problems on the exam correct to get an A. She has been able to do 60% of the problems on old exams, so she assumes that the probability she gets a given problem correct is 0.6. She also assumes that her results on different problems are independent.

What is the probability she gets an A?Prob =

If she gets the first problem correct, what is the probability she gets an A?Prob =