The average weight of 16 boys in a class is 50.25 kg and that of the remaining 8 boys is 45.15 kg. Find the average weights of all the boys in the class. Choices:
A) 48.0  B) 48.55  C) 49.05  D) 49.0  E) 45.0
Average weight of 16 boys = 50.25   Total weight of 16 boys = 50.25 × 16   Average weight of remaining 8 boys = 45.15   Total weight of remaining 8 boys = 45.15 × 8   Total weight of all boys in the class = (50.25 × 16)+ (45.15 × 8)   Total boys = 16 + 8= 
<gadget id="calculator">16 + 8</gadget>
<output>24</output>
24   Average weight of all the boys= ((50.25×16)+(45.15×8))/24   =(50.25×2)+(45.15×1)/3   =(16.75×2)+15.05   =33.5+15.05= 
<gadget id="calculator">33.5+15.05</gadget>
<output>48.55</output>
48.55   Answer is 48.55.
<result>B</result>
The average weight of 16 boys in a class is 50.25 kg and that of the remaining 8 boys is 45.15 kg. Find the average weights of all the boys in the class.