Applied Geometry Lesson: 5 – 3 The Percent Proportion Objective: Learn to solve problems by using the percent proportion.

Express each fraction or ratio as a percent Percent proportion. 200 = 5r 40 = r 40 %

Express each fraction or ratio as a percent 7300 = 50r 146 = r 146 %

A study found that 3 out of 8 people switch channels when a commercial is on television. Express each fraction or ratio as a percent 300 = 8r 37.5 = r 37.5 %

2 out of 3 Express each fraction or ratio as a percent 200 = 3r

Percent Proportion

Forty is what percent of 160? 4000 = 160r 25 = r 25 %

50% of what number is 42.5? 4250 = 50B 85 = B 42.5 is 50% of 85

7 is what percent of 20? Find 25% of is 15% of what number? What number is 10% of 88? 35%

The manager of The Furniture Store conducted a time study of the employees in its warehouse. The chart at the right shows the average number of hours spent on each activity during the workday. What percent of the time do the employees spend on each activity? 37.5% 50% 12.5%

Circle Graph A graph that shows the relationships between parts of the data and the whole.

Make a circle graph of the data. Loading: = 135 Delivering: = 180 Lunch: = 45

Loading: = 135 Delivering: = 180 Lunch: = 45

Homework Pg – 14 all,