14111cwir11ws.10

14111cwir11ws.10 - book value of the printer is $13,000 in...

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(b) 2 x + 3 y - 2 z = 10 x + 3 y - z = - 3 3 x + 4 y - z = 7 (c) 3 x - 9 y + 6 z = 12 x - 3 y + 2 z = - 4 2 x - 6 y + 4 z = 8 44. If E and F are mutually exclusive events, P ( E ) = 0 . 5, and P ( F ) = 0 . 3, find P (( E F c ) ( E c F )). 45. A crate contains 90 strawberries of which 10 are rotten. If a customer randomly selects 15 strawberries, what is the probability that at least 3 of the strawberries are rotten? 46. A printer is purchased for $20,000 in 2000. The printer is linearly depreciated over a 10 year period, and it is known that the
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Unformatted text preview: book value of the printer is $13,000 in 2006. What is the scrap value of the printer? 47. In a group of 10 people, what is the probability that at least 2 of them were born in the same month? 10...
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This note was uploaded on 03/04/2012 for the course MATH 141 taught by Professor Jillzarestky during the Fall '08 term at Texas A&M.

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