The atlas stone’s is a strong man competition where athletes have to load 5 stones of masses 100kg, 120kg, 140kg, 160kg and 180kg loaded onto 5 platforms, each at a height of 125cm. Travis Ortmayer from the USA, who completed all 5-atlas stones in 15.83s, and used to hold the world record for this event.

How much mechanical work in Joules does Travis do in lifting all 5 stones? Use g=10 m/s2 No partial credit will be given if there is no work shown. Do not include units in your answer.