# Math Help - Another probability

1. ## Another probability

A bag contains 3 red balls and 5 white balls. If 4 balls are drawn, find the probability that:

how would u do this with the converse??

I tried and 1-4C4/12C4..but they werent right so could someone help me please?

2. Originally Posted by lax600
A bag contains 3 red balls and 5 white balls. If 4 balls are drawn, find the probability that:

how would u do this with the converse??

I tried and 1-4C4/12C4..but they werent right so could someone help me please?

What do you want the probaility of? that....