A. A company expects to retire an existing machine at the end of 1993 and will replace it with a new machine for the same task at an estimated cost of ₱80, XXXXXXXXXXThe old machine is expected to...

A. A company expects to retire an existing machine at the end of 1993 and will replace it with a new machine for the same task at an estimated cost of ₱80,000.00. The old machine is expected to sold at ₱8000.00 when it is replaced. To provide the replacement, the company intends to deposit the following amounts in an account bearing an interest rate of 8% compounded every three months: ₱20,000.00 at the end of 2010 ₱16,000.00 at the end of 2012 ₱19,000.00 at the end of 2014 ₱10,000.00 at the end of 2015. What additional amount is needed at the end of 2019 to purchased the new machine? B. A student deposits ₱2000.00 today at 8% account. He intends to deposit ₱5000.00 at the end of two years. He plans to purchase a graphing calculator worth ₱6000.00 in six years. Calculate the money that be left in his account one year after the purchase.