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

Answer 1

I = PRT
209 = 1900 * R * 0.5
209 = 950R
209/950 = R
0.263 = 26.3% = R

Answer 2

Sylvia bought a 6-month $600 certificate of deposit. At the end of 6 months, she received a $42 simple interest. What rate of interest did the certificate pay