Chris and Sam want to save money in two different ways. Chris wants to put $3000 as a lump sum into a savings account at 3% interest (compounded monthly) for 3 years. Sam wants to put $90 a month into a savings account at the same interest rate for the same time period. a) Determine who has more money in their savings account after 3 years b) What annual interest rate (but stil compounded monthly) would Chris have to invest at to have the same amount of money as Sam? Give your answer to the nearest hundredth of a percent