The average weight of the five persons A, B, C, D and E is (x + 5) kg while the average weight of B and D is (x) kg. If the weight of another person F is added, then the average weight of all of them is increased by 6 kg. If the average weight of A, C, E and F is 56.5 kg, then, what is the value of x?
1
45
2
42
3
30
4
40
5
None of these