Percents Assessment

Write the following as a percent:

1. .26

2. .76

3. 1.45

4. 67.55

Write the following as a decimal

5. 86%

6. 3.4%

7. .8%

8. 23.55%

9. Write a ratio for the following:

• Aubrey has 6 out of 10 tokens.

Write a proportion for each:

The Hamilton Zoo has 9 zebras, 10 giraffes, 4 lions, and 2 gazelles

10. Write a ratio of zebras to gazelles

11. Write a ratio of giraffes to lions

12.

• 12 is 25% of what number?

13.

80% of what number is 160?

14.

24 is 40% of what number?

15.

• What percent of 150 is 60?

16.

20% of what number is 14?

17.

7 is what percent of 105?

18.

4% of what number is 25

19. How do you find the percent of change?

• Write the formula to find the percent of change

20. Find the percent of change

• Elle buys iPod on Ebay for $50. She decides to sell it to one of her friends for $125. Find the percent of change.

• Percent of change = difference

original amount

21. Find the percent of change

• Mason buys a Hollister shirt for $34.50. He never wears it so decides to sell it to his friend Kaleb. He sells is for $15. Find the percent of change.

• Percent of change = difference

original amount

22. Find the percent of change

• The movie theatre buys bottled water for $.50 a piece. They mark up the price and sell then for $4.00 a piece. Find the percent of change.

• Percent of change = difference

original amount

23.

This hoodie is currently priced for $89.95. What will price be after a 45% discount?

24.

• The new Air Max 2012 Nikes are currently priced for $149 at Foot Locker. Find the total price you will pay the cashier with a 7% sales tax rate included.

• Don’t forget that you add sales tax to the original price of the item.

• 25. The Pro Beats by priced at $399.99. There is currently a 20% sale. Find the price of the beats after the discount is taken off.

• 26. Now, add the sales tax of 7% to your discounted price. What will you pay the cashier?

27. Simple Interest

• You want to finance a TV at Best Buy. The TV is priced for $575. They charge an interest rate of 15%. You will finance the TV for 3 years. Find the total amount of interest you will pay.

• I = p x r x t

Simple Interest

• 28 You want to finance a computer. The price of the computer is 29% interest. The computer is priced for $979. The length of the loan will be 5 years.

• How much interest (I) will you pay?• I = p x r x t

• 29. In total, after the all the interest and principal is paid, how much will you have paid for your computer?

Advanced Only – Extra Credit for regular classes

• You want to purchase a house for $175,000. Suntrust is offering a 5% interest rate for your loan which will be paid over 20 years.

• Wells Fargo is offering a 5% interest rate which will be paid for 30 years.

30. How much will you have paid for your house after you have paid off your house? ( For each loan.)

31. Find your monthly payment for each mortgage loan (remember the number of years and that there are 12 months in each year)