If there are 44 countries in Europe, out of 195 countries in the world, what percent of countries are in Europe?

Point $(x,y)$ is randomly picked from the rectangular region with vertices at $(0,,,2010),$ and $(0,2010)$. what is the probability that $x > 7y$? express your answer as a common fraction.

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

Kayaks rent for $35 per day. which expression can you use to find the cost in dollars of renting 3 kayaks for a day?