A dishonest dealer uses a scale of 80 cm instead of a metre scale and claims to sell at cost price. His profit is	Choose the correct choice from the following choices:	A) 9%	B) 10%	C) 25%	D) None of these	E) Cannot be determined
Solution   Gain%	= (20 / 80 x 100)%   = 25%   Answer 25%
<result>C</result>
A dishonest dealer uses a scale of 80 cm instead of a metre scale and claims to sell at cost price. His profit is