- #1

mlavio829

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Could anyone please help me with this question:

A man with mass of 80 kg wants to balance a 40 kg boy who is standing at the end of the board.

If the board is uniform and has a mass of 20 kg how far from the middle in meters, x, must the man stand

so that he and the boy balance each other?

## Homework Equations

-centre of mass?

## The Attempt at a Solution

answer is 1.6 but i don't know how to get to it

Any help would be greatly appreciated.

Thanks

Michael