The mathematics department of a college has 12 male professors, 10 female professors, 11 male teaching assistants, and 6 female teaching assistants. If a person is selected at random from the group, find the probability that the selected person is a teaching assistant or a female.

Question

anonymous · Answer

counting for this one

anonymous · Answer

$10+12+11+6=39$ that will be your denominator, there are $10+6=16$ females and another 11 teaching assistants, for a total of $16+11=27$ favourable to your question