Proportions Percent Proportions and Percent Change

What percent of 20 is 18?

• 80%

• 85%

• 90%

• 95%

What is the percent of change from 5,000 to 2,000?

• 60% decrease

• 88% decrease

• 60% increase

• 88% increase

What is the percent of change from 100 to 19?

• 81% increase

• 58% increase

• 58% decrease

• 81% decrease

What is the percent of change from 5 to 6?

• 20% decrease

• 23% decrease

• 20% increase

• 23% increase

What percent of 50 is 20?

• 40%

• 25%

• 2.5%

• 4%

What is 40% of 230?

• 92

• 9200

• 9.20

• 575

Michelle bought a new tablet for $360 last month. Now, it is priced at $280. What is the percent of change in the price of the tablet?

• 9%

• 22.2%

• 80%

• 800%

The price of a television was reduced from $250 to $200. By what percentage was the price of the television reduced?

• 20%

• 5%

• 25%

• 50%

In the Central City Grand Prix, out of 30 cars that started the race, 12 of them finished. What percent of the cars finished the race?

• 20%

• 40%

• 60%

• 80%

A sweater is $43. It is on sale for 20% off. What is the final price?

• $47

• $34.40

• $23

• $8.60