# price and quantity supplied

Problem:

Given 3 equations:

MR = 500 - 10Q

TR = 2000Q - (20Q)(20Q) didn't know how to put in squared

MC = 200 + 10Q

Calculate the following:

A. The price and quantity supplied for the monopolist

B. The price and quantity supplied for the perfect competitor.

https://brainmass.com/economics/perfect-competition/price-quantity-supplied-40662

#### Solution Preview

a) The decision rule for monopoly is find the quantity where MC=MR and then look for the price at that point.

MR=500-10Q

MC=200+10Q

Equating both we get Q=15

Now TR=P*Q, so ...

#### Solution Summary

The decision rule for monopoly is utilized.

$2.19