Probability Man Guide

This topic has expert replies
Source: — Problem Solving |

User avatar
Master | Next Rank: 500 Posts
Posts: 344
Joined: Mon Sep 14, 2009 5:40 am
Thanked: 28 times
Followed by:3 members
GMAT Score:700

by sunnyjohn » Fri Jul 29, 2011 7:28 am
Total number of outcomes: 10(c)2 ==> 45

1 white and 1 blue = 2(c)1 * 5(c)1 ==> 2*5 = 10

Answer: 10/45 ==> 2/9