1. You are considering investing in a bank account that pays a nominal annual rate of 7%, compounded monthly. If you invest $3,000 at the end of each month, how many months will it take for your account to grow to $200,000?
2. A company is offering a diamond ring for sale for 36 months at $135 per month. The retail price of the ring is $3,999. What is the interest rate on this offer? 14.90% 13.13% 12.75% 11.15%.