Business Mathematics Study Set 1

A principal of $2,680 is invested for 2.5 years at a rate of 12%. What amount of interest will be earned?

A $10,000 90-day term deposit earns 4.5% interest. How much will the depositor have at maturity?

A principal of $790 grew to $1,000 in 14 months. What annual rate of simple interest was earned?

How much interest could you earn over 7 months on an investment of $49,000 at 14.75%?

How much must be placed in a two-month term deposit earning 4.8% in order to earn $275 interest?

A deposit of $659 earns $15.10 interest at a rate of 4.5%. For how many days was this money on deposit?

Calculate the amount of interest that would be earned on an account of $59,500 at 7.2% for 133 days.

Calculate the amount of interest that would be earned on an account of $47,500 if it earned 6.4% for 293 days.

Calculate the amount of interest that would be earned on an account of $216,000 if it earned 5.15% for 27 days.

A 9-month term deposit, earning interest at 7%, was worth $72,559 when it reached maturity today. How much had been invested at the beginning of the term?

How much interest will be earned on $8,000 over a period of four months if the interest rate is 6.5%?

Calculate the amount of interest that would be earned on an account of $344,000 if it earned 4.95% for 37 days.

Determine the amount of (simple) interest that would be earned over eight months at 26% on an investment of $43,500.

If $450,000 is invested on June 3 at 7.75%, what will be the value of the investment on December 11?

How much interest could you earn over 2 months on an investment of $82,500 at 23.5%?

After how many days will a loan of $888 at 15% amount to $1554 (including accrued interest)?

How much interest could you earn, over 5 months on an investment of $94,000 at 17.75%?

What principal will grow to $12,031.25 at 7.5% interest in 15 months?

In how many months will $6,000 earn interest of $2,700 at 15%?

How many days would it take for an investment of $9,000 to grow to $10,000 at 17%?