nevins2005nj nevins2005nj

18-09-2019
Mathematics

contestada

10 red cards and 10 and black cards are placed in a bag. You choose one card and then another without replacing the first card. What is the probability that the first card will be red and the second card will be black?

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dacah724 dacah724

18-09-2019

2/10 right ? hope this helped :)

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