Toni rain 4/3 of a mile. sherri rain 2/3 of mile. how much farther did toni run than sherri?

Can someone me with these two circle theorem questions asap?

What does independent variable and dependent variable mean in math?

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?