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Algebra 7 Online
OpenStudy (anonymous):

A bag has 5 red marbles, 6 blue marbles and 4 black marbles. What is the probability of picking a red marble, replacing it, and then picking a blue marble?

OpenStudy (anonymous):

well find out how many marbles are total?

OpenStudy (anonymous):

15

OpenStudy (anonymous):

ok that will be the denominater of the fraction. the 6 will be the numerator

OpenStudy (anonymous):

6/15 then what

OpenStudy (anonymous):

4/45, 8/75, 2/15, or 1/9

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