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Mathematics 12 Online
OpenStudy (anonymous):

Mackenzie has a bag that contains 6 red marbles, 4 blue marbles, and 14 yellow marbles. If she chooses one marble from the bag, what is the probability that the marble is not yellow? a: 7/12 b: 5/12 c:2/7 d:5/7

OpenStudy (anonymous):

not yellow / total marbles

OpenStudy (anonymous):

how many non-yellow marbles are there?

OpenStudy (anonymous):

10

OpenStudy (anonymous):

correct, so that's our numerator

OpenStudy (anonymous):

how many marbles in total?

OpenStudy (anonymous):

24

OpenStudy (anonymous):

yep thats the denominator

OpenStudy (anonymous):

now simplify the fraction to get the answer

OpenStudy (anonymous):

5/12

OpenStudy (anonymous):

awesome, good job

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