50 horses and 10 chickens
27
On a farm there are chickens and three-legged-cows. There are total of 49 heads and 130 legs. How many chickens are on the farm?
There are 61 horses and 10 chickens on the farm.
there are 36 horses and 23 chickens.........
If all were horses there would be 428 legs. The shortfall of 36 legs represents 18 chickens so there are 89 horses.
27
On a farm there are chickens and three-legged-cows. There are total of 49 heads and 130 legs. How many chickens are on the farm?
There are 61 horses and 10 chickens on the farm.
there are 36 horses and 23 chickens.........
He has 32 horses and 43 ostriches.
If all were horses there would be 428 legs. The shortfall of 36 legs represents 18 chickens so there are 89 horses.
85 chickens
51 horses of which there are 3 cows with 2 heads and three legs or since there are no 3 legged cows there are 60 horses
There are 42 chickens in the farm.
If all the animals were horses there would be 360 legs. There is a shortfall of 23 which means 23 cows and therefore 67 horses.
There are 51 horses and 14 sheep (51*4)+(14*3)=246 51+14=65
The easiest way is to substract three times the number of heads from the legs and that will give you the amount of horses. The reasoning is as follows:legs = lheads = hhorses = xcows = (h - x)l = 3(h-x)+4xl = 3h-3x+4xl-3h = xx = l-3h