The average weight of A, B and C is 50kg, the average weight of C, D and E is 70kg and the average weight of A, B and E is 53 (1/3)kg. The average weight of E and C is 65kg and B’s weight is 10kg less than C’s weight. Find the weight of A.
1
48 kg
2
40 kg
3
45 kg
4
50 kg
5
55 kg