Average Percent and Change

Three months ago, Santos could walk 2 miles in 40 minutes. Today he can walk 2 miles in 25 minutes. What is the percent change?

• 37.5%

• 38%

• 63%

• 62.5%

In your own words, tell me the method you use to answer the following problem: "In 1985, Air Jordans cost $65. Today, the average cost of Air Jordans is $218. By what percent did the price of shoes increase from 1985 to today?"

The number of people signed up for a bus trip increased from 32 to 45. What is the percent increase? Round to the nearest percent.

• 52%

• 41%

• 42%

• 45%

Find the Percent of Change.  Round to nearest Percent.
Microwave:  Originally $96 then price increases to $115.20

• 20% Increase

• 17% Increase

• 20% Decrease 

• 17% Decrease

The original price of a purse was $45, but it was changed to $54. Calculate the percent change.

• 9%

• 20%

• 45%

• 54%

Tickets to Disney World are $100.The price is going to increase on January 1. What is the percent of change if the cost increases to a $120?

• 25%

• 18%

• 20%

• 50%

Original: $350

New: $400

• 14% increase

• 25% increase

• 50% increase

• .14% increase

Original: 80

New: 52

• 35% decrease

• 35% increase

• 28% decrease

• 28% increase

The average number of shirts sold in the beach shop was 285 on Saturday in the summer. As the temperature went lower, the average number of shirts decreased to 114 every Saturday. What was the percentage decrease of in the average number of shirts sold in the shop?

• 60%

• 40%

• 150%

• 171%

Would the following scenario represent a percent increase or a percent decrease?

Jordyn goes to the store to purchase a sweater that she's had her eye on. She notices that the sweater has changed in price from $50, down to $40. What is the percent of change for the price of the sweater?

• 30%

• 20%

• 15%

• 45%