Yall need to respect the old version of high school dxd

Which inequality comparing two of the expressions is true when 0.7 < x < 0.9

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6