The average weight of 8 person's increases by 1.5 kg when a new person comes in place of one of them weighing 75 kg. What might be the weight of the new person?
Select:
A) 81 kg  B) 85 kg  C) 90 kg  D) 100 kg  E) 110 kg
Total weight increased = (8 x 1.5) kg = 6 kg.   Weight of new person = (75 +6)= 
<gadget id="calculator">(75 +6)</gadget>
<output>81</output>
81 kg.   81 kgnswer : 81 kg
<result>A</result>
The average weight of 8 person's increases by 1.5 kg when a new person comes in place of one of them weighing 75 kg. What might be the weight of the new person?