

1. 
Using a standard deck of playing cards, find the probability of randomly selecting a queen, replacing it in the deck, and then selecting a heart. 


A. 

B. 



C. 

D. 



Hint 


2. 
Statistics collected in a particular coalmining 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 


3. 
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 


4. 
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 


5. 
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 

