SOLUTION: 17. You have three $1 bills, four $5 bills, and two $10 bills in your wallet. You select a bill at random. Without replacing the bill, you choose a second bill at random. Find P

Question 229829: 17.
You have three $1 bills, four $5 bills, and two $10 bills in your wallet. You select a bill at random. Without replacing the bill, you choose a second bill at random. Find P($10 then $1).
multiple choice
*1/12
*5/81
*5/72
*2/27

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
You have three $1 bills, four $5 bills, and two $10 bills in your wallet. You select a bill at random. Without replacing the bill, you choose a second bill at random.
Find P($10 then $1) = P(10)*P(1|10) = (2/9)(3/8) = 1/12
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Cheers,
Stan H.
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multiple choice
*1/12
*5/81
*5/72
*2/27

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