(4 pts) If Rachel Purt invests $13,487 now, she will receive $50,000 at the end of 10 years. What annual rate of retum will Rachel earn on her investment? 7. (4 pts) Hart Company is considering an investment that will retum a lump sum of $2,000,000 seven years from now. What amount should Harry Company pay for this investment to earm a 9% return? 8. (4 pts) Cotton Company deposited $9,000 annually for 20 years in an account paying 8% interest compounded annually. What is the balance of the account at the end of the 20 th year? 9. (5 pts) Cross Company has decided to begin accumulating a fund for plant expansion. The company deposited $100,000 in a fund on January 1,2018 . Dross will also deposit $55,000 annually at the end of each year, starting in 2018 . The fund pays interest at 6% compounded annually. What is the balance of the fund at the end of 2022 (after the 2022 deposit)