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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)

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Expert Answered

Updated 78 days ago|6/9/2014 12:28:10 PM

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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).

P(red and blue) = 4/9*3/9 = 12/81 = 4/27

P(red and blue) = 4/9*3/9 = 12/81 = 4/27

Added 78 days ago|6/9/2014 12:28:06 PM

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)

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Updated 78 days ago|6/9/2014 12:31:34 PM

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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

P($10 then $1) = 2/9*3/8 = 6/72 = 1/12

Added 78 days ago|6/9/2014 12:31:31 PM

The back-to-back stem-and-leaf plot below show exam scores from two different math classes. Which class has a greater mean score? Which class has a greater median score?
A. greater mean = class A greater median = class A
B. greater mean = class B greater median = class B
C. greater mean = class B greater median = class A
D. greater mean = class A greater median = class B

Weegy: C. greater mean = class B greater median = class (More)

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Asked 7/3/2012 9:52:36 AM

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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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Updated 76 days ago|6/11/2014 5:23:22 PM

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(-4h + 2)(3h + 7) = -12h^2 - 28h + 6h + 14 = -12h^2 - 22h + 14

Added 76 days ago|6/11/2014 5:23:22 PM

PSI, a financial services consultant, estimates that over _____ million U.S. households have a net worth in excess of $1 million.
A. 4
B. 5
C. 10
D. 20

Weegy: PSI, a financial services consultant, estimates that over 4 million U.S. households have a net worth in excess of $1 million. (More)

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Expert Answered

Updated 78 days ago|6/9/2014 12:25:39 PM

1 Answer/Comment

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