A crane does 62,500 joules of work to lift a boulder a distance of 25.0 meters. How much did the boulder weight

Work = (force) x (distance)62,500 joules = (boulder's weight) x (25 meters)Divide each side by (25 meters) :Boulder's weight = (62,500 joules) / (25 meters) = 2,500 newtonsThat's about 562 pounds.