clean harbors Calculate the company's Profit Margin for both this year and the prior year.

Show your computations and then the result. Present the figure correctly; each ratio has a specific format.

The Equation for Profit Margin is:

This year: $=$

$($show your work$)=$

$($result$)$

Late year: $=$

$($show your work$)=$

$($result$)$

Explain what information this result provides. Use complete sentences.

Has the result improved or worsened? Explain your answer and add your comments on the results. Use complete sentences. Use the annual report notes to support your reason.