Average weight of four friends A', 'B', 'C' and 'D' is x kg. When 'D' is replaced by 'E' then the average increases by 14.25 kg. When 'C' is replaced by 'E', average increases by 6.75kg. If the average weight of 'C', 'D' and 'E' is 74 kg then the weight of 'E' is how much percent more than that of 'C'?
1
30%
2
36%
3
42%
4
45%
5
Cannot be determined