The average weight of 8 person's increases by 5 kg when a new person comes in place of one of them weighing 35 kg. What might be the weight of the new person?	Choose the correct choice:
A) 80 kg B) 85 kg C) 75 kg D) 100 kg E) 110 kg

Rationale: "total weight increased = ( 8 x 5 ) kg = 40 kg . weight of new person = ( 35 + 40 ) kg = 75 kg . answer : c"
Answer: C