1.	Statistics collected in a particular coal-mining region show that the probability that a miner will develop respiratory problems is . Also, the probability that a miner will develop back problems is . If one health problem does not affect the other, what is the probability that a randomly selected miner will develop respiratory problems but will not develop back problems?
		A.		B.
		C.		D.
		Hint
	2.	Josie has 2 classical, 3 jazz, and 1 folk CD in her car. If she pulls 2 CDs from her CD case without looking, what is the probability that both CDs are jazz?
		A.		B.
		C.		D.
		Hint
	3.	Find the probability of selecting an orange, replacing it, then selecting an apple from a bowl of 8 oranges and 6 apples.
		A.		B.
		C.		D.
		Hint
	4.	Find the probability of choosing either a blue ball or a green ball from a bag containing 3 blue, 5 green, 1 red, and 7 yellow balls.
		A.		B.
		C.		D.
		Hint
	5.	Find the probability of randomly picking 3 kittens of which at least 2 are female kittens, from a group of 7 male kittens and 5 female kittens.
		A.		B.
		C.		D.
		Hint