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OpenStudy (anonymous):
A bag contains 4 pink marbles, 7 red marbles, 3 white marbles, and 1 black marble. What is the probability of drawing a red marble out of the bag?
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OpenStudy (anonymous):
okay so how many marbles are there in total
OpenStudy (anonymous):
15.
OpenStudy (anonymous):
Put The Number Of Red Marbles/The Total Marbles .
OpenStudy (anonymous):
okay now how many red ones are there
OpenStudy (anonymous):
7
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OpenStudy (anonymous):
so now make a fraction out of that with the total on the bottom and red on top
OpenStudy (anonymous):
thank you :)
OpenStudy (anonymous):
welcome
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