Which of the following lists is in order from smallest To greatest

1/9,0.1, 1.1%,2/11

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.

Write the point-slope form of an equation of the line through the points (-2, -3) and (-7, 4).

Line ab contains points a(4, 5) and b(9.7). what is the slope of ab?