math
posted by lisa on .
susan has red, blue, green, and yellow sweaters, joanne has green, red, purple, and white sweaters, diane's sweaters are red, blue, purple, and mauve, each girl ahs only one sweater of each color and will pick a sweater to wear at random what is the probability if each girl choose a differnet color?

If you know what a probablility tree is, draw it for this problem
http://www.onlinemathlearning.com/probabilitytreediagrams.html