Percent increase

example 1: ann works in a supermarket for $10.00 per hour. if her pay is increased to $12.00, then what is her percent increase in pay?

analysis: when finding the percent increase, we take the absolute value of the difference and divide it by the original value. the resulting decimal is then converted to a percent.

Agroup of randomly selected apple valley high school students were asked to pick their favorite gym class. the table below shows the results of the survey. there are 528 students at apple valley high school. gym class number of students racquet sports 1 team sports 9 track and field 17 bowling 13 based on the data, what is the most reasonable estimate for the number of students at apple valley high school whose favorite gym class is bowling? choose 1 answer a. 9 b. 13 c. 119 d. 172