A shopkeeper purchased 90 kg of potatoes for Rs. 540 and sold the whole lot at the rate of Rs. 8 per kg. What will be his gain percent? Pick one:	A) 38 1/9 %	B) 38 9/3 %	C) 38 1/3 %	D) 32 1/3 %	E) 33 2/6 %
C.P. of 1 kg = 540/90 = Rs. 6
S.P. of 1 kg = Rs. 8
Gain % = 2/6 * 100 = 200/6 = 33 2/6 %
Answer: 33 2/6 %
<result>E</result>
A shopkeeper purchased 90 kg of potatoes for Rs. 540 and sold the whole lot at the rate of Rs. 8 per kg. What will be his gain percent?