Tuesday
June 28, 2016

Homework Help: math

Posted by Sandy on Tuesday, January 25, 2011 at 2:23pm.

A bag contains 3 red, 5 black and 5 blue marbles. Four marbles are selected at random without replacement:
- the probability that all 4 are black?
-the probability that exactly two are blue and none are red?

Answer This Question

First Name:
School Subject:
Answer:

Related Questions

More Related Questions