The average weight of 10 boys increases by 3.5 kg when a new boy comes in place of one of them weighing 50 kg. What might be the weight of the new boy?
Choose the correct answer
A) 85 kg	B) 80 kg	C) 75 kg	D) 72 kg	E) 65 kg
Total weight increased = 10 x 3.5 kg = 35 kg.   Weight of new person = 50 + 35= 
<gadget id="calculator">50 + 35</gadget>
<output>85</output>
85 kg   85 kgnswer : 85 kg
<result>A</result>
The average weight of 10 boys increases by 3.5 kg when a new boy comes in place of one of them weighing 50 kg. What might be the weight of the new boy?