30 ladies and 60 gentlemen are present at a party. There are 23 couples among them. If a lady and a gentleman is selected at random, what is the probability that they will be a couple?
Pick:
A) 1/200  B) 1/100  C) 1/50  D) 1/40  E) 23/1800
In how many ways we can select a woman and a man from 30 women and 60 men? In 30*60= 
<gadget id="calculator">30*60</gadget>
<output>1_800</output>
1800 ways.   We have a total of 23 couples so, the probability of selecting a couple is 23/1800= 23/1800.   Ans- 23/1800
<result>E</result>
30 ladies and 60 gentlemen are present at a party. There are 23 couples among them. If a lady and a gentleman is selected at random, what is the probability that they will be a couple?