# Math

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How to solve: There are 40 chickens and cows in the farmyard. There are 100 legs in all. How many are cows and how many are chickens

• Math -

chickens = 40/2
cows = 100/4

• Math -

sorry!!!

cows=x
chickens=40-x

100=2(x)+4(40-x)

• Math -

sorry again!

100=4(x)+2(40-x)

is the right one..

• Math -

100=4(Ã—)+2(40-Ã—)

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