Perry is growing maple saplings. After 3 weeks, he measured the saplings to the nearest quarter inch and drew this line plot with the data. Use the line plot to answer questions about the saplings. ain. sin. in 9 in. 91in. Heights of the Saplings After 3 Weeks a. How many saplings were there? b. How many saplings were less than 9 inches tall? c. What is the combined height of all the saplings?