A physics class has 50 students. Of​ these, 18 students are physics majors and 16 students are female. Of the physics​ majors, three are female. Find the probability that a randomly selected student...

A physics class has

students. Of​ these,

students are physics majors and

students are female. Of the physics​ majors,

are female. Find the probability that a randomly selected student is female or a physics major.

The probability that a randomly selected student is female or a physics major is