115 Answered Questions for the topic Interest Rates


Interest Rate Problem

Nancy wants to invest $4000 in saving certificates that bear an interest rate of 8.75% per year, compounded semiannually. How long a time period should she choose to save an amount of $5000? (Round... more


Convert Continuous Compounding to Semiannual

An interest rate of 3.75% per year, continuously compounded, is equivalent to what annual interest rate with semiannual compounding?
Interest Rates


How to determine interest rate to the nesrest percent

Determine the interest rate to the nearest percent.George paid $280 for a phone using his credit card. He made monthly payments and ended up paying a total of $336.
Interest Rates Math Interest Money And Rates


Finding the balance of an account with simple interest

I have two questions and I have to find the balance.   1.  $200 at 3% for 5 years   2.  $750 at 8% for 5 years
Interest Rates


Sally has $8,000 in a savings account earning 12% annual interest. How much will be in her account 10 years from now?

how sally makes interest in the  game of life and ho to do so
Interest Rates Interest


how long is the money

For her birthday, Lexi's parents gave her $5,575.00 which they put into a savings account that earns 9% interest compounded annually. When Lexi started college, she withdrew the entire balance of... more
Interest Rates


If you earned $200 interest on a loan of $500 at an interest rate of 2%, how many months was the loan for?

Use the formula i=prt
Interest Rates


Difficult interest problem

A banker plans to lend part of $24,000 at a simple interest rate of 16% and the rest of the money at 19%. How much should he lend at each percent to obtain a total return of 18.5% on the total... more
Interest Rates Math Multiplicación


Help me calculate this please

What is the apr  interest rate on $115 interest is 29.9% ?
Interest Rates


You invested $18000 in two accounts paying 8% and 9%, respectively if the total interest earned for the year was 1500, how much was invested at each rate?

Interest Rates Finance


Future Value, Interest Rate

How many years would it take $1,000 to grow to $5,000 assuming an annual interest rate of 15%?
Interest Rates


Interest rate

If the simple interest on 2000 dollars over 9 years is 1620 Dollars, what is the interest rare


Interest Rates

8000 dollars is invested in a bank account at an interest rate of 8 per cent per year, compounded continuously. Meanwhile, 18000 dollars is invested in a bank account at an interest rate of 3... more
Interest Rates


Calculating interest

Last year, Justin had $20,000 to invest. He invested some of it in an account that paid 8% simple interest per year, and he invested the rest in an account that paid 7% simple interest per year.... more
Interest Rates


Interest per annum

Tom has $600,000. He purchased saving bonds at 8% per annum. After the first year he cashed the bond in and put the same sale on the bond at the bank which offered 15% internet. How much money does... more
Interest Rates


How many years will it take for an initial investment of $20,000 to grow to $70,000? Assume a rate of interest of 4% compounded continuously

I get weird answers every time I try.
Interest Rates


If you borrow $500 for 6 months at 18% annual simple interest, how much must you repay at the end of the 6 months

Interest homework question 
Interest Rates


If $4500 is invested at an interest rate of 8.25% per year compounded continuously find the value of the investment after 10 years

If $4500 is invested at an interest rate of 8.25% per year compounded continuously find the value of the investment after 10 years
Interest Rates


compound interest

Parents wish to have $150,000 available for a child's education. If the child is now 7 years old, how much money must be set aside at 3% compounded semiannually to meet their financial goal when... more
Interest Rates Math


theory of interest

Hello. I am trying to solve this problem: "Suppose that the annual effective rate of interest is 6%, and an investment of $X is made at time 0. The investment has a return of $2000 after 4 years... more
Interest Rates


You have a $350 loan. Two months later you pay back $450. What was the interest rate

To borrow money you pawn your camera. Based of the value of it the pawnbroker loans you $350. Two months later, you pay back $450 to get your camera back. What was the interest rate

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