A rod of negligible mass of 2 m joins two small objects. The mass of one object is around 1.00 kg and the mass of the other is unidentified. The center of mass of the system is on the rod a distance 1.80 m from the object of 1.00 kg mass. Determine the mass of the other object?
i) 9.00 kg
ii) 0.111 kg
iii) 0.900 kg
iv) 4.11 kg
v) 3.22 kg