1. Juan deposited $200 in a savings account earning 3% interest over 2 years. What was the total amount of interest earned after 2 years?

$12

$24

$120 ( my answer)

$240

2. Mary borrowed $11,000 at 5% interest for 4 years. What was the total interest?

$22

$220

$2200 (my answer)

$22,000

3. Suzanne deposited $2500 in a savings account earning 3.5% interest. What was the total interest earned after 6 years?
$52.50

$450

$525 (my answer)

$4500

4. Simon invested $1550 at 6.5% interest. He earned $302.25 interest after t years. What is the value of t?

1

3 (my answer)

6

9

5. Maria earned $126 in interest from her savings account. If she invested $450 for 7 years, what was the interest rate?

3.5%

4% (my answer)

4.5%

5%

5 answers

All of your answers are right except for # 1.
number one is A:12
i know because i am in k-12
I know you are cheating joe and after all these years i fnially find out you are going to pay for this joe!!!!
What is the percent of increase from 50 to 90?