fly you airlines discounts their tickets to timbuktu by up to 80% of the full price of $100. tickets are sold starting at 20 each for the first twenty then the thirty 50 tickets start to sell and so on the number of tickets in each band is shown in the table below the airline wilk make a profit if the total value of tickets sold is more than 20000 how many tickets will have to be sold for the airline to make a profit