The average weight of 20 boys sitting in a boat had some value. A new person added to them whose weight was 50 kg only. Due to his arrival, the average weight of all the boys decreased by 8 kg. Find the average weight of first 20 boys?	Answers.
A) 150
B) 154
C) 218
D) 182
E) 192
20x + 50 = 21(x â€“ 8)   x = 218   218
<result>C</result>
The average weight of 20 boys sitting in a boat had some value. A new person added to them whose weight was 50 kg only. Due to his arrival, the average weight of all the boys decreased by 8 kg. Find the average weight of first 20 boys?