Question

A balanced lever has two weights on it, the first with mass `5 kg` and the second with mass `4 kg`. If the first weight is `3 m` from the fulcrum, how far is the second weight from the fulcrum?

Answer 1

`x=3,75 " m"`

Explanation:

`5*3=4*x`
`15=4*x`
`x=15/4`
`x=3,75 " m"`