The total cost (in dollars) to produce $\displaystyle {q}$ units of a good is given by the function:

$\displaystyle {C}{\left({q}\right)}={4.7}{q}+{51000}$

A. What is the total cost to produce $\displaystyle {q}={7300}$ units?

Total cost = $


B. What is the cost of the $\displaystyle {7301}$st item?

Cost of the $\displaystyle {7301}$st item = $