Was there a way to stop the Hangman? If so, how? If not, why not?

If everyone came together to stop the hangman, then they could all get him to leave, but the problem was that everyone was being a bystander and letting the Hangman do whatever he wanted.

Explanation:

same test same problem

onto a large boat, and mark the water level that the boat sinks to. then, take the elephant out and put a bunch of marked weights onto the boat until it reaches the same water level. add up the masses of the weights to get the weight of the elephant.