Unit Review: Percents

F.1F.2Answer each question.

1. 1
   What is $52\%$ of $325$?
2. 2
   What is $79\%$ of $100$?
3. 3
   What is $5\%$ of $160$?
4. 4
   What is $13\%$ of $400$?
5. 5
   $94$ is $94\%$ of what number?
6. 6
   What percent of $250$ is $215$?
7. 7
   $134$ is $67\%$ of what number?
8. 8
   $194$ is $97\%$ of what number?

F.3Find each percent of change and write increase or decrease, or find the new amount.

1. 9
   $25$ to $30$: 
2. 10
   $100$ to $60$: 
3. 11
   $200$ to $250$: 
4. 12
   $95$ to $19$: 

F.4Find each percent error.

1. 13
   Ana measured a board as $5.1$ meters long. Its actual length is $5$ meters. What is the percent error?
2. 14
   The forecast said $4.4$ inches of snow would fall. $4$ inches fell. What is the percent error?
3. 15
   Ana measured a board as $5.6$ meters long. Its actual length is $7$ meters. What is the percent error?
4. 16
   A scale shows that a bag of rice weighs $12.1$ pounds. It actually weighs $11$ pounds. What is the percent error?

F.5Answer each question.

1. 17
   After a $15\%$ discount, a pair of shoes costs $\text{\$}33.15$. What was the original price?

F.5Answer each question. (continued)

1. 18
   With $7\%$ sales tax, a bike costs $\text{\$}125.19$ in all. What was the price before tax?
2. 19
   After a $15\%$ discount, a video game costs $\text{\$}96.90$. What was the original price?
3. 20
   After a $25\%$ discount, a backpack costs $\text{\$}37.50$. What was the original price?

F.6Answer each question.

1. 21
   What percent of $175$ is $14$?
2. 22
   What percent of $300$ is $228$?
3. 23
   $3$ is $3\%$ of what number?
4. 24
   What percent of $100$ is $67$?

F.1F.2Answer each question.

1. 1$169$
2. 2$79$
3. 3$8$
4. 4$52$
5. 5$100$
6. 6$86\%$
7. 7$200$
8. 8$200$

F.3Percent of Change

1. 9$20\%$ increase
2. 10$40\%$ decrease
3. 11$25\%$ increase
4. 12$80\%$ decrease

F.4Percent Error

1. 13$2\%$
2. 14$10\%$
3. 15$20\%$
4. 16$10\%$

F.5Find the Original Amount

1. 17$\text{\$}39.00$
2. 18$\text{\$}117.00$
3. 19$\text{\$}114.00$
4. 20$\text{\$}50.00$

F.6Percents Review

1. 21$8\%$
2. 22$76\%$
3. 23$100$
4. 24$67\%$