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10 Name_______________________________________________________________________________ _
MATH 121
Test 2 retest
1. I f the profit from the sale of x units of a product is Px=90x200x2, what level(s) of
production will yield a profit of $1200? 2. The daily profit from the sale of a product is given by Px=16x0.1x2100 dollars.
a. What level of production maximizes profit? b. What is the maximum possible profit? 3. If the demand function for a commodity is given by the equation p=q2+8q+16 and the supply
function is given by the equation p=3q2+6q+436, find the equilibrium quantity and the
equilibrium price. 4. A company has total costs Cx=15,000+35x+0.1x2 and total revenues given by Rx=385x0.9x2.
a. Find the breakeven points. b. Write the profit function for this company. c. Graph the profit function that you found in part b. ...
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This note was uploaded on 06/02/2011 for the course MATH 121 taught by Professor Chaz during the Spring '08 term at Lander.
 Spring '08
 Chaz
 Math

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