a. Susan wants to have $30,000 for the purchase of a vehicle in 3 years time. If Susan can earn a return 9% p.a return on her investment. How much must susan invest annually? Round to 4 decimal place

b. Jessie has won a lawsuit and will be receiving $20,000 at the end of each year. Using an interest rate of 6% . Use the mathematical formulae and calculate the value of her lawsuit in 8years. Use 4 decimal place