Ive been stuck on this PLEASE help-- how do I find marginal cost? this is my assignment:

What is the marginal cost of nitrogen in our example when nitrogen is priced at 25 cents a pound vs. if it was 35 cents a pound?

Suppose the price of frozen yogurt, a substitute for ice cream, increases. what happens to equilibrium price and quantity of ice cream? a. the price and quantity of ice cream both increase b. the price and quantity of ice cream both decrease c. the price of ice cream increases and the quantity decreases d. the price of ice cream decreases and the quantity increases

142"what is the value of n? soefon11402bebe99918+19: 00esseeshop60-990 0esle

When paul o’neill joined alcoa as ceo, he set a , that there would be zero workplace accidents. a lot of people in the organization thought this was impossible given how dangerous some aluminum-manufacturing jobs are, but alcoa’s safety record improved tremendously. as the board of governors of the american red cross considers planning, one option is to make strategic plans and then direct managers to align tactical and operational plans accordingly. another option is to have planning specialists managers across the organization make their own plans. why might this organization’s executives opt for the latter approach? check all that apply. (a) the environment is a dynamic one, and department and frontline managers can come up with more responsive plans than can central leadership. (b)resources will be better coordinated across the organization in support of the overall strategy.(c) senior leadership will have more control over the organization’s direction. (d)when managers come up with their own plans, they are likely to be more committed to following through on them.