Thursday

April 24, 2014

April 24, 2014

Posted by **Jess** on Wednesday, November 4, 2009 at 3:35am.

- Probability -
**drwls**, Wednesday, November 4, 2009 at 5:19amAdd the probabilities of:

blue-red, red-blue and blue-blue.

(4/24)*(19/23) + (20/24)*(4/23) + (4/24)(3/23) = [76 + 76 + 12)/552 = 164/552

= 41/138

**Related Questions**

math,(fraction) - Mr Lim put some red pens and blue pens into a box.The ratio of...

MATH HELP - There are 20 red and blue pens in abox. There are 3times as many ...

math - A box contains 4 red pens, 5 blue pens, and 9 green pens. Two pens are ...

math - luke put 2 red pens, 7 blue pens, and 1 black pen in a bag, closed it and...

probabliliyiuyiuly... - ok i'd appreciate it if someone could give me the answer...

math - Bella keeps a supply of red, blue, and black pens in a drawer. The drawer...

math - Bella keeps a supply of red, blue, and black pens in a drawer. The drawer...

maths - Bella keeps a supply of red, blue, and black pens in a drawer. The ...

math - sasha has 5 red pens and 4 blue pens in her bag. she will randomly pick ...

math - sasha has 5 red pens and 4 blue pens in her bag. she will randomly pick ...