### Instruction: a certain number of horses and an equal number of men are going somewhere . half of the owners are on their horses ' back while the remaining ones are walking along leading their horses . if the number of legs walking on the ground is 50 , how many horses are there ? Let's write a Python program to solve it.### Response: n0 = 50.0
t0 = 2.0 / 2.0
t1 = t0 + 4.0
answer = n0 / t1
print(answer)