A bag contains five red marbles, fifteen black marbles, and ten white marbles. You pick one without looking. What is the probabi lity that the marble will be either red or white
1 answer:
Answer:
Step-by-step explanation:
5 red
15 black
10 white
altogether the is 30 marbles so that means it is 'out of' 30
and because the is 5 red it would be 5/30
and because the is 10 white it would be 10/30
that should be the answer but if you have to work the total all together then it would be 15/30
hope this helps :)
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