Question
At a farm, the number of heads and legs of chickens and
cows was counted, and it was found that there were 40 heads and 120 legs. Find the number of chickens on the farm.Solution
Given - Head = 40 Leg = 120 As we know – four legs of a cow and two legs of a chicken. Let total head have 4egs =40×4= 160 max leg = 160-120= 40 chickens in park =40/2= 20 now cows= 40-20= 20.
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