Eight persons, A through H, were sitting in eight equally spaced chairs around a circular table facing it. The weights of the eight persons are distinct. It is known that the sum of the weights of any two persons sitting opposite each other was the same. It is also known that i. A weighs 70 kg, while G was sitting opposite the person who weighs 40 kg. ii. B was two places to the left of C, while F was sitting to the right of the person who weighs 50 kg. iii. both the persons who were sitting adjacent to F were lighter than him, while both the persons sitting adjacent to H were heavier than him. iv. C was sitting opposite a person who weighs 10 kg less than G, while the person sitting opposite B weighs 20 kg more than C. . v. D was 60 kg heavier than E, while H was not sitting adjacent to A. vi. the difference in weight between F and the person sitting two places to the left of him is 10 kg.