Jamal runs 1 2/5 miles a day to train a race. if he runs the same distance for 3 days a week, what is the distance he runs in one week?

Write the rational number in lowest terms 99/-15

Set $r$ is a set of rectangles such that (1) only the grid points shown here are used as vertices, (2) all sides are vertical or horizontal and (3) no two rectangles in the set are congruent. if $r$ contains the maximum possible number of rectangles given these conditions, what fraction of the rectangles in set $r$ are squares? express your answer as a common fraction.

Which of the following circles have their centers in the third quadrant? check all that apply.