SOLUTION: A farmer keeps some chickens and goats in his farm. If there are are altogether 50 heads and 140 legs of animals in the farm, how many goats and chickens are there?
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Question 977125: A farmer keeps some chickens and goats in his farm. If there are are altogether 50 heads and 140 legs of animals in the farm, how many goats and chickens are there? Answer by rajagopalan(174) (Show Source):
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Let the number of Goats=x
Then no of Chickens=50-x
Total No of legs of Goats=4x
Total No of legs of Chics=2(50-x)
adding both we get
4x+2(50-x)=140
4x+100-2x=140
4x-2x+100=140
2x+100=140
2x=140-100
2x=40
x=40/2=20
So Number of Goats=20
Number of Chickens=30
