algebra
posted by Anonymous .
$11,700 is invested in a compound interest account paying 3.9% compounded quarterly. How much will be in the account after 18 years? Round your answer to the nearest cent.

evaluate
11700(1 + .039/4)^72 
23527.940563

An isotope of protactinium undergoes radioactive changes at an exponential rate, having a halflife of 32,760 years. Determine the number of grams that will remain 2,000 years from a 120gram sample using the function
Respond to this Question
Similar Questions

ALGEBRA
If $450 is invested in an account that earns annual interest of 3.5%, compounded semiannually, what will the account balance be after 15 years? 
FINANCE
You deposit $2,000 in an account that pays 8% interest compounded semiannually. After 4 years, the interest rate is increased to 8.28% compounded quarterly. What will be the value of the account after 4 more years? 
algebra 2
$11,700 is invested in a compound interest account paying 3.9% compounded quarterly. How much will be in the account after 18 years? 
ALGEBRA
If $835 is invested in an account that earns annual interest of 4.5%, compounded semiannually, what will the account balance be after 13 years? 
ALGEBRA
If $835 is invested in an account that earns annual interest of 4.5%, compounded semiannually, what will the account balance be after 13 years? 
ALGEBRA
If $835 is invested in an account that earns annual interest of 4.5%, compounded semiannually, what will the account balance be after 13 years? 
Algebra
If $625 is invested in an account that earns annual interest of 5.5%, compounded semiannually, what will the account balance be after 8 years? 
algebra ll HELP PLEASE
If $8,500 is deposited in a compound interest account paying 3.9% interest annually, how much will be in the account after 12 years? 
algebra2 HELP PLEASE
If $8,500 is deposited in a compound interest account paying 3.9% interest annually, how much will be in the account after 12 years? 
math
Phillip opened a savings account with an annual interest rate of 8% and an initial deposit of $3500. If his interest is compounded quarterly, how much is in Jeffreyâ€™s account after 2 years?