Roger is a manufacturer of bleach, if his montly demand fuction for 750ml size is q=4000 * 250p and his total cost function is C(q)=500+0.2q. (i) Drive an expresion, R(q) for Roger s tota revenue...

Roger is a manufacturer of bleach,  if his montly demand fuction for 750ml size is q=4000 * 250p and his total cost function is C(q)=500+0.2q.

(i) Drive an expresion, R(q) for Roger

s tota revenue curve.

(ii) Drive an expresion, Π(q) for Roger's profit function.