Sleep Tight Motel has the opportunity to purchase an adjacent plot of land. Building on this land ...

Sleep Tight Motel has the opportunity to purchase an adjacent plot of land. Building on this land would increase their capacity from the current sales level of 515,000/year to 600,000/year.
 
  Sleep Tight experiences a 20 percent before-tax profit margin. It wishes to estimate the additional before-tax profits that the expansion will produce. Using the following information, how much more before-tax cash flow would be realized just in year 10 alone?
 
  Year Capacity Requirement (Annual Sales)
  1 515,000
  2 517,000
  3 520,000
  4 525,000
  5 540,000
  6 560,000
  7 565,000
  8 575,000
  9 600,000
  10 620,000
 
  A) less than or equal to 20,000
  B) greater than 20,000 but less than or equal to 25,000
  C) greater than 25,000 but less than or equal to 30,000
  D) greater than 30,000