Percent Application Word Problems

A tank of water starts the day with 12 gallons. By the end of the day, the tank of water has 8.4 gallons. What was the percent of change of the water in the tank?

• 30% increase

• 30% decrease

• 70% increase

• 70% decrease

Terry earned $10 per hour during the first month of his new job. By the 6th month, he was earning $15 per hour. What was the percent increase for his earnings?

• 1.5%

• 5%

• 33%

• 50%

You invest $500 at 4% rate and receive $60 in simple interest. How many years was it invested for?

• 1 year

• 2 years

• 3 years

• 4 years

You buy a pair of boots for $90 but must pay 7% tax. What is your final cost?

• $2.45

• $6.30

• $83.70

• $96.30

Calculate the tax on a $75 purchase if the tax rate is 8%.

• 6

• 10

• 5

• 3

 Shirley spelled 12 of her 15 spelling words correctly on the test.  What percent grade did Shirley get on the test?

• 40%

• 50%

• 80%

• 60%

In a class of 30 kids, 3 forgot to get their report cards signed. What percent is that?

• 3%

• 30%

• 10%

• 70%

Sarah earns $20 a day working after school. She spent 30% of her daily earnings on Monday. How much money did she spend on Monday?

• $1.40

• $6

• $0.60

• $14

Joey has 3 out of 20 coins in his collection. What percent does he have?

• 7%

• 15%

• 20%

• 30%

5 is what percent of 130?

• 136.5%

• 260%

• 3.85%

• 38.5%