Work the given exercises. 65. PayPal Revenue The rate at which revenue was generated (in millions of dollars per year) by PayPal Holdings Inc. can be approximated by f (t) = 1288t - 10,576 (12 5 1 = 17), where t = 12 corresponds to the start of the year 2012. What was the total profit generated over the 5-year period from the start of the year 2012 to the start of 2017? (Data from: www. morningstar.com.)67. Hormel Profit The rate at which profit was generated (in mil- lions of dollars per year) by Hormel Foods Corp. can be approximated by f (1) = 3212 - 7151 + 5240 (10