Percents Find Part Whole and Percent

Sam had 9 puppies. After giving some away, Sam had 4 puppies left. What is the percent change in the number of puppies? Round to nearest whole percent if necessary.

• 56% decrease

• 125% decrease

• 56% increase

• 125% increase

Lisa's little brother weighed 8 pounds when he was born. He now weighs 36 pounds. What is the percent increase in the boy's weight?

• 350%

• 4%

• 40%

• 78%

It costs a florist $14.50 to grow a dozen roses. She sells a bouquet of a dozen roses for $24.99. What is the markup (percent increase) to the nearest percent?

• 72%

• 42%

• 172%

• 58%

Miss Sylvie miscounted and thought she saw 33 children on the bus. When she counted again, she realizes there are actually only 30 students on the bus. What is her percent error?

• 10%

• 9%

• 90%

• 91%

Linda started a savings account for her nephew with $3,000. The account earned 5% simple interest. How much interest did the account accumulate in 4 months?

• $50.00

• $600.00

• $60,000.00

• $4999.95

Jason saved 30% of the money he got for his birthday. If he saved $12, how much money did he get for his birthday?

• $40

• $80

• $25

• $50

What is the percent of the shaded region in the figure? (Hint: It might help to write as a fraction first)

• 60%

• 12%

• 40%

• 8%

800 balloons were made to use for a water balloon fight. They used 160 of the balloons on the opponents. What percent of the balloons were used on the opponents?

• 20%

• 40%

• 10%

• 15%

Samuel took a test with 40 questions on it. He got 22 questions wrong on his test. What is the percent of the questions she got wrong?

• 45%

• 55%

• 32%

• 95%

Paul wants to buy a shirt for his brother for Christmas. The regular price of the shirt is $20. There is a 40% discount in the entire store. How much is the discount on the shirt?

• $50 discount

• $8 discount

• $12 discount

• $6 discount