Simple Interest

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

• $7.50
• $26.25
• $87.5
• $262.50

Emilio borrows $1200 from a bank with 8% simple interest per year.  How much will he have to pay back total in 2 years?

• $150
• $192
• $1350
• $1392

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

• $800
• $1,000
• $1,200
• $1,500

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

The rate is given as a percent (%).  Before using it in the simple interest formula, you must first convert it to a______.

• fraction
• decimal
• ratio
• dollar amount

Anna invested $2,500 at an annual rate of 5%.  How long will it take until Anna earns $1,125 in interest?

• 5 years
• 8 years
• 10 years
• 9 years

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

Allison was left an inheritance from her Aunt Lisa. She can not touch the money until she is 21 years old, Allison is now 12 years old and inherited $50,000 that was put into an account with 2% interest. How many years until Allison is 21 years old?

• 12
• 21
• 8
• 9

Allison was left an inheritance from her Aunt Lisa. She can not touch the money until she is 21 years old, Allison is now 12 years old and inherited $50,000 that was put into an account with 2% interest. How much interest will Allison have earned at her 21st birthday?

• $900
• $100,000
• $9,000

You borrowed 43,800 at a SIMPLE interest rate of 4.8%. If you pay it back in 2 years, how much interest is paid pack?

• $464,280

• $85,848

• $4204.8

• $48,004.80