1. The population of the state of Florida in1990 was 13 million. In 2015 it had 20.3 million inhabitants. State the annual growth rate in percent (approximate to one-tenth of a percent). If you continue at this rate of growth, state in which year it will be possible to achieve double the amount that was in 1990. You should use.

P_{(t) =Pe}^rt

2. A savings account has $ 10,000. Interest of 2.5% per annum is applied, compounded per quarter. You should use A=P(1+(r/n))^{n t}

^{calculate the amount of money you will have accumulated in 15 years. Tell how many years it would}

^{take to reach double this initial amount.}