The amount of a person’s paycheck p varies directly with the number of hours worked t. for 22 hours of work, the paycheck is $ 126.50. write an equation for the relationship between hours of work and pay.

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.