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21-12-2022
Mathematics

Answered

Select the correct answer. The amount of force, f, needed to lift an object using a lever varies inversely as the length, l, of the lever. When a 24-inch lever is used, a force of 240 pounds is needed. How much force is needed if a 36-inch long lever is used? a. 120 pounds b. 160 pounds c. 252 pounds d. 360 pounds.

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