20 trucks are loaded with 40t of wet zincite each, containing 30% moisture. En-route to the smelter it is reported a rain fall of 35mm of which 20% have been evaporated due to high temperature reported in the area after rain. 1.1 Calculate the amount of water to be removed if the residual moisture has to be 3% 1.2 Calculate the heat required for the drying process 1.3 Calculate the cost of the process if 1 Kg of coke costs