1. Assume that in January 2020, the average house price in a particular area was $268,000. In January 2000, the average price was $187,000. What was the annual increase in the price of the average house sold? (Do not round intermediate calculations and enter your answer as a percent rounded to 2 decimal places, e.g., 32.16.)

2.

At 5.8 percent interest, how long does it take to double your money? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.)

At 5.8 percent interest, how long does it take to quadruple it? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.)

3.

You're trying to save to buy a new $205,000 Ferrari. You have $55,000 today that can be invested at your bank. The bank pays 6.3 percent annual interest on its accounts. How long will it be before you have enough to buy the car? (Do not round intermediate calculations and round your answer to 2 decimal places, e.g., 32.16.)