The science club adviser asks some student members what sience courses they like. Twenty-eight members say they like physics, 35 say they like chemistry, and a 34 say they like biology. Also, 10 members say they like physics and chemistry, 12 say they like biology and chemistry, 9 say they like physics and biology, and 4 say they like all three. On the other hand, 10 say they do not like any of the three science courses.
How many students did the science club adviser ask?

How many students like both physics and chemistry but not biology?

How many students like any of the three courses?

How many students do not like physics?