The average weight of 10 persons increases by 7.2 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 the most appropriate option:	A) 120 kg	B) 130 kg	C) 137 kg	D) 190 kg	E) None
Solution   Total weight increased	= (10 x 7.2)kg   = 72 kg.   Weight of new person	= (65 + 72)= 
<gadget id="calculator">(65 + 72)</gadget>
<output>137</output>
137 kg.   Answer 137 kg
<result>C</result>
The average weight of 10 persons increases by 7.2 kg when a new person comes in place of one of them weighing 65 kg. What might be the weight of the new person?