Question

9. The average weight of 3 boys A, B and C is 74 kg.
Another boy Djoins the group and the average now
becomes 70 kg. If another boy E, whose weight is 3
kg more than that of D, replaces A then the average
weight of B, C, D and E becomes 75 kg. The weight
of A is
(a) 40 kg
(b) 42 kg
(C) 49 kg
(d) 41 kg​

Answer 1

Answer =================$= 'C' 49 kg