Q22. 
There are four hotels in a town. If 3 men check into the hotels in a day then what is the probability that each checks into a different hotel? 
A.  6/7 

B.  1/8 

C.  3/8 

D.  5/9 
Q23. 
Two teams Arrogant and Overconfident are participating in a cricket tournament. The odds that team Arrogant will be champion is 5 to 3, and the odds that team Overconfident will be the champion is 1 to 4. What are the odds that either Arrogant or team Overconfident will become the champion? 
A.  3 to 2 

B.  5 to 2 

C.  6 to 1 

D.  33 to 7 
Q24. 
If $x$ is chosen at random from the set {1,2,3,4} and $y$ is to be chosen at random from the set {5,6,7}, what is the probability that $xy$ will be even? 
A.  5/6 

B.  1/6 

C.  1/2 

D.  2/3 
Q25. 
A box contains 100 balls, numbered from 1 to 100. If three balls are selected at random and with replacement from the box, what is the probability that the sum of the three numbers on the balls selected from the box will be odd? 
A.  1/2 

B.  3/4 

C.  3/8 

D.  1/8 