Ask your own question, for FREE!
Mathematics 13 Online
OpenStudy (holliday4u):

Melissa has a bag that contains 6 red marbles, 8 yellow marbles, and 18 blue marbles. If she chooses one marble from the bag, what is the probability that the marble is not blue? a.) 7/16 b.) 7/9 c.) 2/9 d.) 9/16

OpenStudy (threshsupport):

ill help

OpenStudy (holliday4u):

thanks

OpenStudy (threshsupport):

so first you need to realize the amount of marbles in the bag

OpenStudy (holliday4u):

ok

OpenStudy (holliday4u):

i got A

OpenStudy (threshsupport):

in this case thats 6+8+18

OpenStudy (threshsupport):

a is right

OpenStudy (holliday4u):

34 marbles

OpenStudy (threshsupport):

then you simplify

OpenStudy (holliday4u):

14/34

OpenStudy (threshsupport):

that doesn't add up

OpenStudy (threshsupport):

wait

OpenStudy (threshsupport):

its b

OpenStudy (threshsupport):

there are 14 marbles that aren't blue and 18

OpenStudy (threshsupport):

half of each of those are 7/9

OpenStudy (threshsupport):

@holliday4u

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!