The average weight of 10 men is increased by 2 ½ kg when one of the men who weighs 68 kg is replaced by a new man. What is the weight of the new man?	Choose the correct choice
A) 80 kg
B) 93 kg
C) 70 kg
D) 75 kg
E) 85 kg

Rationale: "since the average has increased by 1.5 kg , the weight of the man who stepped in must be equal to 68 + 10 x 2.5 68 + 25 = 93 kg ans : ' b '"
Answer: B