Tour Price # of Customers Tour Income Operating Cost Profit or Loss   100 40 4000 6000 -2000 
  150 35 5250 6000 -750 
  200 30 6000 6000 0
  250 25 6250 6000 250 
  300 20 6000 6000 0 
  350 15 5250 6000 -750 
  400 10 4000 6000 -2000 
  450 5 2250 6000 -3750 
  500 0 0 6000 -6000
The company should offer the tour price of 250 to earn a profit. any price less or more than 250 will either give them 0 profit or a loss.