Homework: Chapter 5 Homework Score: 1.25 of 5 pts 2 of 5 (2 complete % Problem 5-4 (similar to) (Compound value solving for r) At what annual rate would the following have to be invested? a. $520 to grow to $1,171.14 in 12 years b. $300 to grow to $450.22 in 6 years c. $49 to grow to $638.03 in 21 years d. $204 to grow to $257.55 in 4 years a. At what annual rate would $520 have to be invested to grow to $1,171.14 in 12 years? 7 % (Round to the nearest whole percent) :23