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40% of the farm animals are cows. 72 animals are not cows. How many animals in all? i really need you help

 Jan 22, 2021
 #1
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we need to start by doing this: 1-0.4=0.6

 

then, 72/0.6=120

 

how many are not cows? 120-72=48

 

120+48=168

 Jan 22, 2021
 #2
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40% of the farm animals are cows. 72 animals are not cows. How many animals in all? 

 

All animals => 100%              40% cows             60% 'not cows' = 72

 

60%  : 72 = 40% : C                C = 48

 

There are 120 animals on the farm.

 Jan 22, 2021

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