Ahmed worked all summer for a bee farmer.  Ahmed was paid $400.00 the first week.  The farmer paid a $50.00 raise per week for each additional week of employment.  Ahmed worked on the bee farm for 8 weeks before his first year of university began. a. Write out the first three weeks of earnings.  Is this an arithmetic or geometric sequence?  Justify. b. Calculate how much Ahmed earned over the 8 weeks of summer.