Temple Trucking Co. just hired Ed Rosenthal to verify daily invoices and accounts payable. He took 9 hours and 23 minutes to complete his task on the first day. Prior employees in this job have tended to follow a 90% learning curve. How long will the task take at the end of:
a) the 2nd day?
b) the 4th day?
c) the 8th day?
d) the 16th day?
Elizabeth Perry, a student at SUNY, bought 6 book-cases for her dorm room. Each required unpacking of parts and assembly, which included some nailing and bolting. Elizabeth completed the first bookcase in 5 hours and the sec-ond in 4 hours.
a) What is her learning rate?
b) Assuming that the same rate continues, how long will the 3rd bookcase take?
c) The 4th, 5th, and 6th cases?
d) All 6 cases?
Please show all the calculations.