Tayburgess Tayburgess

28-10-2015
Mathematics

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Miriam has a bag that contains 10 red marbles and 6 blue marbles. She chooses two marbles at random and does not replace them. What is the probability that the first marble is blue and the second marble is red?

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davidyangnyc davidyangnyc

28-10-2015

teh probability that the first marble is blue is 6/16
teh second being red is 10/15
so multiply them
and u get 1/4

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