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January 25, 2015

January 25, 2015

Posted by **bill** on Wednesday, October 12, 2011 at 2:28pm.

- math -
**Steve**, Wednesday, October 12, 2011 at 3:44pmc chickens have 2c legs

m cows have 4m legs

c+m = 30

2c + 4m = 108

multiply the top equation by two, and subtract

2c + 2m = 60

2c + 4m = 108

2m = 48

m = 24

c = 6

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