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Percent of Change

Last updated almost 8 years ago

4 questions

Note from the author:

review of percents of increase and decrease

10

Question 1

1.

The World Future Society predicts that by the year 2020, airplanes will be able to carry 1400 passengers. Today's biggest jets can carry 600 passengers. What will the percent of increase be for passenger airplanes?

10

10

10

Question 2

2.

As soon as a new car is purchased and driven away from the dealership, it begins to lose its value, or depreciate. Katy bought a 2010 Kia Sportage for $9559. One year later, the value of the car was $8500. What is the percent of decrease of the value of the car?

Question 3

3.

A sporting goods store sells basketballs for $22. They paid $8 for each basketball from their supplier. What is the percent of increase for the price of each basketball?

Question 4

4.

An electronics store buys video games at an original cost of $25 and sells them for $50 each. What is the percent of increase for the price of the video games?