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1100
1
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2 2
- : -
5 7
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1
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2
 04.12.2012
 #1
avatar+3107 
0
[input]((2/5)/(2/7)) / (1/2)[/input]

((2/5)*(7/2)) / (1/2) = ((2/5)*(7/2)) * (2/1) = (14/10) * 2 = 28/10 = 14/5
 04.12.2012

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