Sample Simple Machines Math Word Problems Worksheet
Simple Machines Theme Unit

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Simple Machines

Sample

1.   Morgan asked her father to build a seesaw in the yard. Her father gave her a list of materials and asked her to find the total cost of the seesaw. This is what she found:
 Board for seesaw \$13.46 Pipe for the support \$19.78 Corner joints \$5.20 Seesaw rack \$15.26 Concrete \$5.37
What is the total cost of the seesaw?

 2 Nathan wanted to find a quick way to lift things from the ground up to his tree house. He found out that if he used a pulley, he could lift things 3.3 times as fast as he could when he was using a rope without a pulley. If it takes Nathan eighteen minutes to lift some boxes without a pulley, how long will it take him if he uses a pulley? State your answer to the nearest second.
 3 Mr. Lockman's class is making a scale model of a bolt as part of the science fair display of simple machines. If the ratio of inches on the bolt to the inches on the model is 0.22 to fourteen, and the bolt is three inches long, how long will the scale model be?
 4 Hailey built a ramp that made a perfect right triangle with the ground as the base. The height of the ramp is thirty-seven centimeters and the base is thirty-eight centimeters. What is the area of the triangle formed by the ramp?
 5 On a quiz about levers and pulleys, nine students in our class made 100, five students made 94, four students made 89, two students made 82, four students made 71, and two students made 66. What was the mean score for our class? Round your answer to the nearest tenth.
 6 Jason and his father are building a ramp for his grandmother's wheelchair. The ramp will be eight meters long and one hundred fifty-nine centimeters wide. How many square meters of wood will they need for the ramp? State your answer to the nearest tenth of a square meter.