an amount of 360J of work is done when a force moves through a distance of 12m in the direction of the force. Calculate the value of the force​

Mike walks 100 meter north, then walks 30 meters south. after this, he walks another 10 meters north. what is the magnitude of his total displacement during this walk, in meters?

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Simple machines can a. increase force only b. decrease force only c. increase or decrease force