Answer:
<em>The answer is 1645 or</em>
<em>Firm X 95+120 =215</em>
<em> Firm Y 450+ 800 =1250</em>
<em> Firm Z 80 + 100 = 180 </em>
<em> Total = 1645</em>
Explanation
<em>From the question given, </em>
<em>The first to take is to Complete the following table with the total cost to each firm in reducing its pollution by 2 units.</em>
<em> Cost of Eliminating/Elimination</em>
<em> First unit of pollution second unit of pollution Third unit of pollution</em>
<em>Firm (dollars) (dollars) (dollars)</em>
<em>Firm X 95 120 200</em>
<em>Firm Y 450 800 1050</em>
<em>Firm Z 80 100 150</em>
<em />
<em>Now the total cost to eliminate 2 units is</em>
<em> Firm X 95+120 =215</em>
<em> Firm Y 450+ 800 =1250</em>
<em> Firm Z 80 + 100 = 180 </em>
<em> Total = 1645</em>