Question

@agent0smith

Answer 1

http://prntscr.com/b0e6ad

Answer 2

So high school given gpa is 14/40

High school is 60/100

gpa above 3 is 40/100

You need the independent events thing again, or the conditional probability formula

Answer 3

okay so 14*40 doesnt = 60

Answer 4

Did you multiply the probabilities? you can't just multiply the numerators...