1.) (7.rp.3) tracy started a savings account that is set up so that the simple interest earned on the investment is moved into a separate account at the end of each year. tracy invests $5,000 at 4.5%, what is the total simple interest accumulated in the checking account after 2 years? show your work. *$4.50$45$450$4,500$45,0002. (7.rp.3) sylvia bought a 6-month $1900 certificate of deposit. at the end of 6 months, she received a $209 simple interest. what rate of interest did the certificate pay? *