simple interest

Ethan borrowed $2,190 for a new dirt bike. He will pay the money back in 3 years with a simple interest rate of 2.5%. How much interest will he pay?

• $164.25

• $172.75

• $1,642.50

• $1,727.50

• $ 2,354.25

Write the percent as a decimal. 
3.25%

• .0325
• .325
• 3250
• 32.5

Jerry borrowed $4,000 for 5 years at 6% simple interest rate. How much interest is that?

• $800
• $1,000
• $1,200
• $1,500

Calculate the interest.  I = PRT,
Principal = $10000,
Rate = 7%,
Time = 20 years

• 1400
• 1000
• 14000
• 14

Calculate the interest. I = PRT,

Principal = $1000,

Rate = 6%,

Time = 2 years

• $100

• $120

• $180

• 1200

The simple interest formula is I=Prt.  The P represents the principle.  The principle is ___________________.  

• the amount of money borrowed or deposited
• the percent interest for his year
• the amount taxed
• the amount the bank owes you for being a customer at their bank

Veronica took out a 48 month loan of $5,500 to make some home improvements. At a simple interest rate of 3.25%, how much total will she pay?

• $ 6,740.25

• $ 6,215.00

• $ 6,393.75

• $ 6,575.50

• $ 6,036.25

Starting money = $350.
Interest rate = 2.5%
TIme = 3 years.
How much interest?

• $7.50
• $26.25
• $87.5
• $262.50

Javon has a credit card with a $1,583 balance. His interest rate is 8.8%. If he does not pay for 3 years, how much interest does he owe?

• $4,179
• $417.91
• $133,930
• $41,791

Kennedy won $3,000 from a radio contest. If she puts this money in a bank account that earns 2.9% simple interest, how much will she have in total in her account at the end of 10 years?

• $8700

• $38,700

• $870

• $3,870