Posted by **Isi** on Sunday, September 18, 2011 at 3:33pm.

A bag contains 6 black balls,5 red balls and 4 white balls,if 3 are selected at random without replacement determine the probability that (1)all 3 are black (2)all 3 are red (3)2 are black and 1 white (4)at least 1 of each colour is selected.

## Answer this Question

## Related Questions

- Math - A bag contains 6 black balls,5 red balls and 4 white balls,if 3 are ...
- Maths - Bag A contains 2 white, 1 black and 3 red balls, Bag B contains 3 white...
- Math - A bag contains three black balls, four white balls and five red balls. ...
- statistics - A box contains 3 white and 5 black balls. Four balls are drawn at ...
- maths probability - a box contains 20 red,30 black,40 blue,50 white. what will ...
- MATH 12 HELP! - One bag contains 4 white balls and 6 black balls. Another bag ...
- math - there are 6 white balls and 4 black balls.i takeout 2 balls at random,one...
- physics - in a bag there are 20 red 30black 40 blue50 white balls. what is the ...
- statistics - A jar contains 7 red balls, 5 green balls, 4 blue balls, and 3 ...
- Finite - An urn contains 5 white balls and 4 black balls. If 3 balls are ...

More Related Questions