1. Find the percent of change when the price of a radio changes from $40.00 to $44.00.
12% 10% 36.4% 40%
2. Find the percent of change when the price of an oven changes from $450 to $396.
15% 14% 13% 12%
3. The top player's scoring average changes from 20 points per game to 24 points per game.
20% increase 25% decrease 16.7% increase 4% increase
4. At the start of the football season, Jorge weighed 150 pounds. At the end of the season, he weighed 138 pounds. What was the percent change in his weight?
10% 12% 8.7% 8%
5. Sara raised her raw score on a math test from 40 to 60. What was the percent change in Sara's score?
10% 20% 40% 50%