Percents and Tax
Simple Interest
Compound Interest
Present Value
Variety
100

Express 7/8 as a percentage

87.5%

100

You deposit $3000 dollars in a savings account which has an interest rate of 3%. What is the interest after the third year?

$270

100

You deposit $4000 in a savings account which has an interest rate of 5%. Find the amount of money after 5 years subject to compound interest.

$5105.13

100

Find the present value given

Future value: $6500

Time: 6 years

Interest Rate: 3.5%

$5,371.90

100

Find the annual yield of an account that has a 10% interest rate compounded daily.

10.5%

200

Express 24.5% as a decimal

0.245

200

You deposit $1200 into a savings account that has an interest rate of 2.5%. Find the interest after 6 months.

$15

200

You deposit $15000 into a savings account that has an interest rate of 4%. Find the amount in the account after 30 years subject to compound interest.

$48650.96

200

Find the present value given

Future value: $9000

Time: 2 years

Interest Rate: 5%

$8,181.82

200

Find the annual yield of an account that is compounded quarterly at 3%.

3.03%

300

Suppose the local sales tax rate is 10% and you purchase groceries for $75. How much tax is paid on the groceries?

$7.50

300

A loan of $2500 has been made at 7% interest rate. Find the loans future value in 4 years.

$3,200

300

Determine how much is in a savings account after 6 years given that you invest $8000 at 5% per year compounded continuously.

$10,798.87

300

Find the present value given

Future value: $6500

Time: 6 years

Interest Rate: 3.5%

Compounded: Monthly

$5271.70

300

Find the number of years given the following:

Future value: $8000

Present Value: $2000

Interest Rate: 6%

50 years

400

Suppose the local sales tax rate is 10% and you purchase groceries for $75. What is the total price for the groceries after the sales tax is applied?

$82.50

400

A loan of $3000 has been made at 5.5% for three months. Find the loans future value.

$3041.25

400

You deposit $7500 in a savings account that has a 2% interest rate. The interest is compounded quarterly. Find the amount in the account after 20 years.

$11,177.54

400

Find the present value given

Future value: $12000

Time: 10 years

Interest Rate: 5%

Compounded: Semiannually

$7321.54

400

Find the interest rate given the following:

Future value: 9500

Present Value: 1000

Years: 15 years

57%

500

A computer has an original price of $1500 and is on sale at 25% off. What is the price of the computer after the sale?

$1,125

500

A loan of $7000 has been made at 12%. Find the future value of the loan after 5 years and the amount of interest.

$11,200

Interest: $4,200

500

You deposit $45,000 in a savings account that has an interest rate of 8%. The interest is compounded monthly. Find how much you will have after 10 years. Also find the interest gained.

$99,883.81

500

Find the present value given

Future value: $105000

Time: 20 years

Interest Rate: 2%

Compounded: Daily

$70,384.38

500

Find the interest rate given the following:

Future value: $2,000,000

Present Value: $100,000

Years: 40 years

47.5%