A tradesman by means of his false balance defrauds to the extent of 20%? in buying goods as well as by selling the goods. What percent does he gain on his outlay?
A. 20% B. 45%	Choose one
A) 77
B) 66
C) 44
D) 99
E) 11
g% = 20 + 20 + (20*20)/100= 
<gadget id="calculator">20 + 20 + (20*20)/100</gadget>
<output>44</output>
44%   Answer:44
<result>C</result>
A tradesman by means of his false balance defrauds to the extent of 20%? in buying goods as well as by selling the goods. What percent does he gain on his outlay?
A. 20% B. 45%