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Gold bar = (17.8 times 9.21 times 4.45) cm raft: base (2 times 3) m height = 75 cm thickness = 0.5 cm density Al = 2.7 times 10^3 kg/m^3 Au = 19.32 times 10^3 kg/m^3 water = 10^3 kg/m^3, chocolate = 1325 kg/m^3 Your mass = 70 kg Total weight in boat = 9.8 [n (17.8 times 9.21 times 4.45/10^6) (19.32 times 10^3) + (2 times 3 times 0.5/100 times 2.7 times 10^3)] + {2 times 2.7 times 10^3/200 [0.75 times 2 + 0.75 times 3] times 9.8 } + (70 times 9.8) If there are gold bars = n Buoyant force = weight force rho Vg = mg rho = 10^3 kg/m^3 V = (0.75 times 2 times 3)m^3 14.094 n + 70 + 81 + 20250/200 = 4500 = > n = 301.4 bars These are the number of bars if we are in raft and it links but if we

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