PLEASE HELP!!

A survey asked 368 people that drive an SUV and if that SUV is a Toyota. 1 out of 8 adults responded that they drive an SUV and 1 out of 4 drives Toyota. Of the people surveyed who driver a Toyota, 3 out of 7 drives an SUV.

ANSWER:

a) what is the probability that a randomly selected driver drives an SUV given that it is a Toyota

b) What is the probability that a randomly selected driver drives an SUV and a Toyota

c) Are the events "driving an SUV" and "driving a Toyota" independent events?
(show work)