Problem 5.8 The following frequency distribution shows the distance covered (in miles) by a sample of 80 trucks belonging to a long-distance moving company for one year. Distance Covered No. of Trucks 30000 < 40000 2 40000 < 50000 3 50000 < 60000 7 60000 < 70000 12 70000 < 80000 18 80000 < 90000 24 90000 < 100000 14 Total 80 a. Plot a histogram for this frequency distribution. Distance Covered (in miles)

The height of a birch tree, f(x), in inches, after x months is shown in the graph below. how much does the birch tree grow per month, and what will be the height of the birch tree after 10 months? a. the birch tree grows 1 inch per month. the height of the birch tree will be 16 inches after 10 months. b. the birch tree grows 2 inches per month. the height of the birch tree will be 26 inches after 10 months. c. the birch tree grows 3 inches per month. the height of the birch tree will be 36 inches after 10 months. d. the birch tree grows 2 inches per month. the height of the birch tree will be 24 inches after 10 months.