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| Question 1142374:  Please help me solve this
 A manufacturer produces T  -  shirts at a cost of R10 per T  -  shirt. Suppose we draw two graphs plotting
 production cost and income (in rands) against the number of T  -  shirts produced and sold. Suppose
 the break  -  even point is (50, 1 000).
 Which of the following statements is / are true? (Assume that the cost and profit functions are linear.)
 A. The manufacturer will make a profit if he sells 50 T  -  shirts.
 B. The fixed daily cost is R500.
 C. The manufacturer sells the T  -  shirts at R25 per T  -  shirt.
 1. Only A
 2. Only B
 3. Only C
 4. Only A and B
 5. Only B and C
 
 Answer by Theo(13342)
      (Show Source): 
You can put this solution on YOUR website! the cost equation is y = 10 * x + F y is the total cost.
 F is the fixed cost.
 x is the number of shirts produced and sold.
 
 break-even point is (50,1000) means that the break-even point is when 50 shirts are produced and sold and the revenue is equal to the cost.
 
 at the break-even point, y is equal to the revenue and is also equal to the cost.
 
 at the break-even point, y is equal to 1000.
 
 at the break-even point, the cost equation becomes 1000 = 10 * 50 + F.
 solve for F to get F = 500.
 
 the revenue equation is y = P * x.
 
 y is the revenue.
 P is the sale price per shirt.
 x is the number of shirts sold.
 
 at the break-even point, the revenue equation becomes 1000 = P * 50.
 solve for P to get P = 20.
 
 your three statements are:
 
 A. The manufacturer will make a profit if he sells 50 T - shirts.
 B. The fixed daily cost is R500.
 C. The manufacturer sells the T - shirts at R25 per T - shirt.
 
 A is false because the manufacturer will only make a profit if the manufacturer sells MORE THAN 50 shirts.
 at 50 shirts, themanufacturer breaks even.
 this means he neither takes a loss or a profit.
 the loss is 0.
 the profit is 0.
 
 B is true.
 
 C is false because the sale price per shirt is 20.
 
 
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