A cart loaded with bricks has atotal mass of 23.8 kg and is pulled at constant speed by a rope. The rope isinclined at 21.6 ? abovethe horizontal and the cart moves 15.1 m on a horizontal floor. The coefficient of kinetic friction between ground and cart is0.3. The acceleration of gravity is 9.8m/s2 . How much work is done on the cart by the rope? Answer inunits of kJ.