imagine you are picking up a number between 1 and 10 (inclusive). what is the probability of picking up a number that is even or between 1 and 5 (inclusive)

If the public debt of a country in 2009 was $10432000000000 and the budget for 2010 was in deficit by $201645000000, what was the public debt in 2010? do not include commas in your answer.

Joe has a rectangular chicken coop. the length of the coop is 4 feet less than twice the width. the area of the chicken coop is 510 square feet. what is the length of the chicken coup?

The circle below is centered at the point (3, 1) and has a radius of length 2. what is the equation?