Annual maintenance for a machine are P 1,500.00 this year and are estimated to increase 10% each year every year. What is the present worth of the maintenance costs for six years if a.) i = 18%, b.) i...

Annual maintenance for a machine are P 1,500.00 this year and are estimated to increase 10% each year every year. What is the present worth of the
maintenance costs for six years if a.) i = 18%, b.) i = 10%, c.) i = 12%.

(with cash flow diagram if possible)