please solve these 2 questiona...

Q No.3 Brain Hirt started business on January 1, 2001. Every year he plans to deposit Rs.2500 in his bank account, which earns 8 percent annually. First payment will start at the end of year 2001. On December 31, 2005, he used the entire balance in his bank account to invest in a certificate of deposit at 12 percent annually. How much will he have on December 31, 2010? Step-1 Future value at End of Dec 31 2005 = 2500 X FVAFnr n5 8% Step #2 - ans- step X (1+r) t t5 r12% Q No.4 On January 1, 2010, Mr. Strong bought 100 shares of stock for $13 per share. On December 31, 2012, he sold the stock for $20.50 per share. What is his annual rate of return? Investment = 1300 Future value = 2050 Time period = 3 year Rate of return = ? Future value /Present value = (1 + r) t