Question

You randomly draw a marble from a bag of marbles that contains 8blue marbles, 5green marbles, and 8 red marbles.



How many outcomes will give you a marble that is either green or red

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Answer 1

Answer:

blue marbles=8

green marbles=5

red marbles=8

total marbles=8+8+5=21

probablity of red marble=no. of outcomes/total no. of outcomes

=8/21

probabilty of green marbles=5/21