Answer:
200 pants and 400 pants
Step-by-step explanation:
In the given question, it is mentioned that the firm started producing 500 pants and 700 shirts
And if the firm decides to rises the number of shirts by 100 so, in this case, the opportunity cost is 200 pants
Now if there is a rise in shirts production by 500 units so the opportunity cost is 400 pants
Therefore as per the situation, the first answer is 200 pants and the second answer is 400 pants