SOLUTION: There are 10 cars and 5 trucks in a dealer's showroom. 1 of the cars is black and 2 of the trucks are black. If a vehicle is chosen at random, what is the probability that it is
Algebra ->
Probability-and-statistics
-> SOLUTION: There are 10 cars and 5 trucks in a dealer's showroom. 1 of the cars is black and 2 of the trucks are black. If a vehicle is chosen at random, what is the probability that it is
Log On
Question 286822: There are 10 cars and 5 trucks in a dealer's showroom. 1 of the cars is black and 2 of the trucks are black. If a vehicle is chosen at random, what is the probability that it is black, given that it is a car? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! There are 10 cars and 5 trucks in a dealer's showroom. 1 of the cars is black and 2 of the trucks are black. If a vehicle is chosen at random, what is the probability that it is black, given that it is a car?
-------------
P(b|c) = P(b and c)/P(c) = [1/15][10/15] = 1/10
--------------------------------------------------
Cheers,
Stan H.