The average weight of 8 persons increases by 2.5 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) 70 kg	B) 75 kg	C) 80 kg	D) 85 kg	E) 95 kg
Explanation:   Total weight increased = (8 x 2.5) kg = 20 kg.   Weight of new person = (65 + 20)= 
<gadget id="calculator">(65 + 20)</gadget>
<output>85</output>
85 kg. Answer: 85 kg
<result>D</result>
The average weight of 8 persons increases by 2.5 kg when a new person comes in place of one of them weighing 65 kg. What might be the weight of the new person ?