Ayardstick casts a shadow of 24 in. at the same time a telephone pole casts a shadow of 20 ft 8 in. what is the height of the telephone pole, to the nearest inch? (1 yd = 36 in., and 1 ft = 12 in.) a. 165 in. b. 360 in. c. 372 in. d. 374 in.

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.