$3$ points$)$

An economist estimated that the cost function of a single$-$product firm is$,$

C$($Q$)=16\mathrm{.}1+19\mathrm{.}1$Q$+1\mathrm{.}7$Q$2+1\mathrm{.}2$Q$3.$

What is the fixed cost at Q$=10$

$?$

What is the variable cost at Q$=10$

$?$

What is the total cost at Q$=10$

$?$

What is the average fixed cost at Q$=10$

$?$

What is the average variable cost at Q$=10$

$?$

What is the average total cost at Q$=10$

$?$

What is the marginal cost at Q$=10$

$?$