One can of waterproofer covers 100 square feet. You want to apply two coats of waterproofer to the wooden crate. How many cans of waterproofer do you need?
4 ft
2.5 ft
6 ft

Identify the percent of change as an increase or a decrease. 75 people to 25 people response - correct increase decrease question 2 find the percent of change. round to the nearest tenth of a percent.