Simple Interest WS

Find the interest earned and the balance of the account: P = $650, r = 4%, t = 2 years.

Find the interest earned and the balance of the account: P = $900, r = 6%, t = 7 years.

Susan opens a savings account with $900. She earned $54 in 1.5 years. What is the annual interest rate?

Robert opens an account with $600. The rate is 4% per year. How long does it take Robert to earn $72?

Talia deposits $350 in her savings account. The account earns 2.5% simple interest per year. What is the balance in the account after 4 years?

Joseph places $5,500 in a savings account for 30 months. He earns $893.75 in interest. What is the annual interest rate?

Find the interest earned of the account with a principal of $700, a rate of 3%, invested for 4 years.

Find the balance of an account with a principal of $6,500, a rate of 5%, invested for 12 years.

Samantha wants to earn $250 from her $5,000 deposit with an interest rate of 2.5%. How many years will that take?

Addy opened a savings account with $850. She earned $89.25 in 3.5 years. What was her annual interest rate?