Use the Percent Proportion to Solve the Following Problems (4 Points Each)

Name:______Date:______Pd:______

Percent Quiz-Review

Directions: Show all work to receive full credit. Use a Pencil. Circle your final answer. Read all instructions carefully. Good luck J

Use the percent proportion to solve the following problems (4 points each)

1. What number is 35% of 520 2. 28.5 is what percent of 20?

3. Of 120 owners of reptiles surveyed, 27 own snakes as pets. What percent of reptile owners own snakes as pets?

Find the percent Change for each problem. (4 points each)

4. Find the percent of change from $48 to $53.76. State whether the change is an increase or decrease.

5. During Peak season, a hotel room costs $135 per night. During the off-season, it costs $90 per night. Find the percent of change from peak season to off-season.

Multiple Choice Questions. Place the correct letter choice in the space provided. (2 points each).

_____6. What is 44% of 50?

A. 18 B. 20 C. 22 D. 40

_____7. Thirty-six of 80 marbles are blue. What percent of the marbles are blue?

A.  45% B. 22.2% C. 36% D. 48%

_____8. 14 is what percent of 125?

A.  8.9% B. 11.2% C. 0.112% D. 89%

_____9. A swimsuit is on sale at a 20% discount. If it normally sells for $49.99, what is the sale price?

A.  $29.99 B. $44.99 C. 39.99 D. $9.99

_____10. A $525 speaker now sells for $393.75. Find the percent of change.

A.  20% B. C. 15% D. -25%

_____11. A car dealer buys a luxury car for $45,800, an sells it for $61,830. Find the percent of change.

A.  35% B. -40% C. -35% D. 26%

Open ended Questions. Declare your variable and make sure to answer using a sentence. (4 points)

12. You and two of your friends go to Fridays to have dinner. The total bill is $77.99. You decide to leave a 15% tip. How much will each of you have to leave?

13. The human body is made up of about 9.3% hydrogen. Determine the amount of hydrogen contained in a person who weighs 150 pounds.