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07-23-2007

A bag contains 5 red marbles, 7 blue marbles, and 10 green marbles. One marble is drawn at random. What is the probability that it will be either:a. red or green?b. blue or green?c. red or blue?

07-23-2007	#1
sweet_candy Guest Posts: n/a	probability? A bag contains 5 red marbles, 7 blue marbles, and 10 green marbles. One marble is drawn at random. What is the probability that it will be either:a. red or green?b. blue or green?c. red or blue?