A meeting is arranged with 8 seats in the front row, 10 seats in the middle row, and 12 seats in the back row. The hose randomly assigns seats to attendees as they enter the classroom. What is the probability that the first attendee who enters the meeting will be assigned a seat in the front row?

Mariah is randomly choosing three books to read from the following: 5 mysteries, 7 biographies, and 8 science fiction novels. which of these statements are true? check all that apply. there are 20c3 possible ways to choose three books to read. there are 5c3 possible ways to choose three mysteries to read. there are 15c3 possible ways to choose three books that are not all mysteries. the probability that mariah will choose 3 mysteries can be expressed as . the probability that mariah will not choose all mysteries can be expressed as 1 −