The line plot shows the length of several wooden dowels Mr. Green bought at the hardware store. What is the difference between the longest and shortest dowels?
X X X X X X X X 2
7 8
3
3
1 3 5 7 1 1 3 3 3 3 3 3 3 8 8 8 8 4 2 4
X X 4
X 4
1 3 1 4 4 8 8 4
Length of Mr. Green’s Dowels (feet)
A
3 4
of an inch
B 1 inch 1
C 1 inches 4
D 2 inches
3.
A piece of scratch paper has an area of 224 cm2. If one of the sides is 16 cm long, how long is the other side? A 208 cm B 13 cm C 15 cm D 14 cm
A scientist has a half liter of hydrogen peroxide. To set up for her experiment, she will put 20 mL of hydrogen peroxide in test tubes. How many test tubes will she need? A 25 test tubes B 45 test tubes C 50 test tubes D 250 test tubes
8.
Jessica wakes up for school at 7:00 a.m. It takes her 15 minutes to shower, 20 minutes to get dressed, and 22 minutes to eat breakfast. If the bus comes at 8:00 a.m., how many minutes does she have to walk to the bus stop? A 18 minutes B 3 minutes C 23 minutes D 25 minutes