The average weight of 8 girls increases by 3 kg when a new girl comes in place of one of them weighing 70 kg. What might be the weight of the new girl?  Pick.
A) 94 kg  B) 95 kg  C) 96 kg  D) 97 kg  E) 98 kg

Rationale: total weight increased = 8 x 3 kg = 24 kg . weight of new person = 70 + 24 kg = 94 kg answer : a
Answer: A