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A bag contains five red marbles, four blue marbles, and three yellow marbles. You randomly pick a marble. What is the probability the marble is red or blue?
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A bag contains five red marbles, four blue marbles, and three yellow marbles. You randomly pick a marble. What is the probability the marble is red or blue?

User Nicolas Roard
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1 Answer

5 votes
the ratio is 9/12 and you can write it as a proportion. so you multiply 9 by 100 then divide it by 12. answer is 75% chance
User Mujahid
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