The proceeds from a saturday car wash are directly proportional to the number of cars washed. the total after 7 cars is $140. how much is raised if 60 cars are washed?

The poll report includes a table titled, “americans using cash now versus five years ago, by age.” the age intervals are not equal. why do you think the gallup organization chose the age intervals of 23–34, 35–54, and 55+ to display these results?