Question

An automobile jack raises the car 1/2 of an inch for each stroke of the lever. How

many strokes of the lever are needed to lift the car 5 inches?
(do not include the units)

Answer 1

1 inch is two 1/2’s so it takes two strokes to lift the car 1 inch.

2 strokes per inch x 5 inches = 10 total strokes.

The answer is 10