Problem
Proficient-level: "How much would be in your savings account in 11 years after depositing $150 today, if the bank pays 7 percent per year?" (Cornett, Adair, & Nofsinger, 2016). Recalculate the savings account balance, using a 6 percent interest rate, and again, using an 8 percent interest rate.
Distinguished-level: Describe the relationship between changes in interest rates and the ensuing changes in future values.