Question 1082075
A bag contains 5 white, 6 red, 2 green and 2 black balls. 
Two balls are selected at random from the bag.  Find the 
probability that the selected balls are- 
i. White 
<pre>
{{{matrix(1,7,
matrix(1,4,5,whites,Choose,2)/matrix(1,4,15,balls,Choose,2),
""="",
(5C2)/(15C2),
""="",
10/105,
""="",
2/21)}}}
</pre>
ii. Red
<pre>
{{{matrix(1,7,
matrix(1,4,6,reds,Choose,2)/matrix(1,4,15,balls,Choose,2),
""="",
(6C2)/(15C2),
""="",
15/105,
""="",
1/7)}}}

Edwin</pre>