Percent Increase/Change

Original: 35

New: 70

• 100% increase

• 50% increase

• 200% decrease

• 100% decrease

Find the percent of change.

From 24 teachers to 30 teachers.

• 25% decrease

• 25% increase

• 20% decrease

• 20% increase

A McDonald's cheeseburger cost $0.79 in 1999. Today a cheeseburger costs $1.00. What is the percent change?

• 21% increase

• 26.58% increase

• 26.58% decrease

• 21% decrease

Gabe scored a 70 on his first test. On the retake he scored an 88. What is the percent increase?

• 25.7%

• 18%

• 20.5%

• 22%

Last week, the price of an online audio book was $11.50. This week, the price is $13.25. What is the percent increase of the audio book from last week to this week, rounded to the nearest tenths place?

• 12.4%

• 13.2%

• 15.2%

• 18.8%

A store sold 150 items last month and 180 items this month. What is the percentage increase in sales?

• 20%

• 15%

• 25%

• 30%

The price of cable TV has risen over the past 20 years. What is the approximate percent increase from 1990 to 2010?

• 300%

• 280%

• 250%

• 200%

If a population of 5000 increases by 10% in a year, what will be the population after one year?

• 5500

• 6000

• 5050

• 6500

A population of 500 increases by 10% in a year. What is the new population?

• 550

• 600

• 510

• 500

What is the percent change when a quantity increases from 100 to 150?

• 25%

• 50%

• 75%

• 100%