An $89-$kg painter stands on a long horizontal board $1\mathrm{.}1$ m from the left end of the boar. This $28-$kg board is uniform, $5\mathrm{.}1$ m long, and supported at each end by vertical posts. Draw a picture.

$($a$)$ What is the magnitude of the force provided by the post at the right end of the board? Give your answer to $2$ significant figures. N

$($b$)$ What is the magnitude of the force provided by the post at the left end of the board? Give your answer to $2$ significant figures. N