6. A portable floor crane in a garage is used to lift a 100 kg engine; see Fig. 6. For the position shown determine the magnitude of the force supported by the pin at C and the oil pressure required...

need immediate assistance to get that answer how ????????

please step by step show me ..........

Extracted text: 6. A portable floor crane in a garage is used to lift a 100 kg engine; see Fig. 6. For the position shown determine the magnitude of the force supported by the pin at C and the oil pressure required in the hydraulic cylinder unit, A, if the piston diameter of the hydraulic cylinder is 80 mm. [Ans - 2982 N, 7.82 bar ] 1050 mm 450 mm 30 750 Fig. 6 mm 150 mm