a car depreciates by 16% per year. how many years will it be until the car is worth half its original value?

Grace invests n$3000,at rate 7% seven percent per year compound interest. Calculate the total amount John has after two years. Give your answer correct to the nearest dollar

How many years if the compounded total conversion periods is 99 when compounded monthly?

You deposit $1000 into an investment account. 8 years later, the amount in the account has doubled. What is the percent growth (as a decimal) of the account?

You get a bonus of 800.00. You invest it in an account that earns 2.5% interest compounded monthly. How much interest will you earn after 4 years.

500 dollars paid back to you in 45 days with an interest rate of 4% how much interest is earned

What is the total amount if there is $100 that grows by 10.5% each year for 18 years