percents assessment

1. Percents Assessment

2. Write the following as a percent:
1. .26
2. .76
3. 1.45
4. 67.55

3. Write the following as a decimal
5. 86%
6. 3.4%
7. .8%
8. 23.55%

4. 9. Write a ratio for the following:
• Aubrey has 6 out of 10 tokens.

5. 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

6. 12.
• 12 is 25% of what number?

7. 13.
80% of what number is 160?

8. 14.
24 is 40% of what number?

9. 15.
• What percent of 150 is 60?

10. 16.
20% of what number is 14?

11. 17.
7 is what percent of 105?

12. 18.
4% of what number is 25

13. 19. How do you find the percent of
change?
• Write the formula to find the
percent of change

14. 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

15. 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

16. 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

17. 23.
This hoodie is currently priced for $89.95.
What will price be after a 45% discount?

18. 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.

19. • 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?

20. 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

21. 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?

22. 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)