Real-Life Percent Changes: From Prices to Populations

A store increased the price of a shirt from $20 to $25. What is the percent increase in the price of the shirt?

• 30%

• 20%

• 15%

• 25%

A car was originally priced at $15,000 but is now on sale for $12,000. What is the percent decrease in the price of the car?

• 20%

• 25%

• 10%

• 15%

A student scored 80 out of 100 on a test. After reviewing, the teacher realized there was an error and the score should have been 85. What is the percent error in the student's score?

• 7.5%

• 3%

• 5.88%

• 10%

A population of a town increased from 5,000 to 6,500 in one year. What is the percent increase in the town's population?

• 30%

• 40%

• 15%

• 25%

A laptop was purchased for $800 and is now worth $600. What is the percent decrease in the value of the laptop?

• 15%

• 30%

• 20%

• 25%

A bakery sold 200 cupcakes last week and 250 this week. What is the percent increase in cupcake sales from last week to this week?

• 25%

• 10%

• 50%

• 30%

A book originally priced at $30 is now being sold for $24. What is the percent decrease in the price of the book?

• 20%

• 15%

• 25%

• 10%

A factory produced 1,200 units of a product last month and 1,500 units this month. What is the percent increase in production?

• 25%

• 15%

• 10%

• 30%

A student initially had 90% attendance but missed several classes and now has 75% attendance. What is the percent decrease in the student's attendance?

• 20%

• 25%

• 10%

• 16.67%

A smartphone's price dropped from $600 to $480. What is the percent decrease in the price of the smartphone?

• 20%

• 30%

• 15%

• 25%