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Suppose you choose a marble from a bag containing 4 red marbles, 2 white marbles, and 3 blue marbles. You return the first marble to the bag and then choose again. Find P(red and blue). A. 4/3 B. 2/3 C. 7/9 D. 4/27
Weegy: C. 7/9 (More)
Question
Expert Answered
Updated 6/9/2014 12:28:10 PM
1 Answer/Comment
Suppose you choose a marble from a bag containing 4 red marbles, 2 white marbles, and 3 blue marbles. You return the first marble to the bag and then choose again. Find P(red and blue).
P(red and blue) = 4/9*3/9 = 12/81 = 4/27
Added 6/9/2014 12:28:06 PM
This answer has been confirmed as correct, not copied, and helpful.
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). A. 1/12 B. 5/81 C. 5/72 D. 2/27
Weegy: C. 5/72 (More)
Question
Expert Answered
Updated 6/9/2014 12:31:34 PM
1 Answer/Comment
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 then $1) = 2/9*3/8 = 6/72 = 1/12
Added 6/9/2014 12:31:31 PM
This answer has been confirmed as correct, not copied, and helpful.
Simplify the product using the distributive property. (-4h +2)(3h +7) A. -12h2 - 22h + 14 B. -12h2 - 34h - 14 C. -12h2 + 34h - 14 D. -12h2 + 22h + 14
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Not Answered
Updated 6/11/2014 5:23:22 PM
1 Answer/Comment
(-4h + 2)(3h + 7) = -12h^2 - 28h + 6h + 14 = -12h^2 - 22h + 14
Added 6/11/2014 5:23:22 PM
This answer has been confirmed as correct, not copied, and helpful.
Confirmed by jeifunk [6/11/2014 10:07:08 PM]
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