Percents of Change

Ms. Scott receives a basket of apples at her door every Friday morning.  Last Friday, there were 5 apples in the basket.  This Friday, there were 8 apples in the basket.  What is the percent of increase in the number of apples in the basket?

• 38%

• 63%

• 60%

• 167%

In 1999, the price of unleaded fuel was $1.09.  In 2015, the price of unleaded fuel is $1.89.  What is the percent change?

• 173% increase

• 73% increase

• 73% decrease

• 27% increase

The deer population is estimated to be 17,600 in northern Illinois, but an actual count was 21,300. What is the percent error?

• 21%

• 17.37%

• 17.4%

• 21.02%

You and your spouse are looking for a new home. The home you wanted was $265,000 a week ago. Today, they dropped the price $245,000. What was the percent of change of the price? Round to one decimal place.

• 7.5% decrease

• 7.5% increase

• 8.2% decrease

• 8.2% increase

Increase 50 by 32%. What is the value?

• 66

• 16

• 34

• 32

What is 78 decreased by 65%?

• 50.7

• 128.7

• 105.3

• 27.3

A gallon of milk in 1959 was $1.01. A gallon of milk today is $2.89. What was the percent of change in past 60 years? Round to one decimal place.

• 53.7% increase

• 65.1% increase

• 86.1% increase

• 186.1% increase

A store is having a 60% clearance sale on all items. You pick up a shirt originally marked at $24.50 and a pair of shoes originally marked at $60.00. How much will you pay after the discount?

• $33.80

• $14.70

• $50.70

• $36.00

Mrs. Jonas has 35 students in her Math class. If her class decreases to 28 students next year, what will be the percent of change?

• 20%

• 80%

• 25%

• 33%

In 1999, the price of unleaded fuel was $1.09.  In 2015, the price of unleaded fuel is $1.89. What is the percent change?

• 173% increase

• 73% increase

• 73% decrease

• 27% increase