The average weight of 10 persons increases by 3.2 kg when a new person comes in place of one of them weighing 65 kg. What might be the weight of the new person?
Choose one:
A) 76 kg	B) 80 kg	C) 85 kg	D) 97 kg	E) none

Rationale: "solution total weight increased = ( 10 x 3.2 ) kg = 32 kg . weight of new person = ( 65 + 32 ) kg = 97 kg . answer d"
Answer: D