A bag of 27 tulip bulbs contains 12 red tulip bulbs 8 yellow

A bag of 27 tulip bulbs contains 12 red tulip bulbs, 8 yellow tulip bulbs, and 7 purple tulip bulbs.
(a) What is the probability that two randomly selected tulip bulbs are both red?
(b) what is the probability that the first bulb selected is red and the second yellow?
(c) What is the probability that the first bulb selected is yellow and the second red?
(d) what is the probability that one bulb is red and the other yellow?

Solution

a. The probability that two randomly selected tulip bulbs are both red is ______