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? Select: A) 44% B) 48% C) 94% D) 45% E) 34%
g% = 20 + 20 + (20*20)/100= 
<gadget id="calculator">20 + 20 + (20*20)/100</gadget>
<output>44</output>
44%   44%nswer: 44%
<result>A</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?