A savings account earns interest at an annual rate of 3.5%, compounded monthly. If the account begins with a principal amount of $5, 000, what will be its value after 4 years?
Question 2
2.
A savings account earns interest at an annual rate of 3.5%, compounded continuously. If the account begins with a principal amount of $5, 000, what will be its value after 4 years?
Question 3
3.
After 4 years, a savings account with continuously compounded interest at a rate of 4% is worth $15, 320. What was the initial amount deposited in to the savings account?
Question 4
4.
A mass of carbon-14 atoms decays in such a way that half disappear every 5,730 years. What portion of a 10 kg mass of atoms will remain after 9,000 years? Round to the nearest tenth.