A shopkeeper purchased 70 kg of potatoes for Rs.420 and sold the whole lot at the rate of Rs 6.50 per kg .What will be his gain percent?
Options.
A) 8 1/9	B) 8 1/1	C) 8 1/3	D) 8 1/7	E) 8 1/4
Explanation:   Price per 1 kg = 4207042070 = Rs.6.   Profit per 1 kg = Rs.6.5 – Rs.6 = Rs.0.5   Profit for 70 kg = 0.5 × 70 = Rs.35   Gain % = 3542035420 × 100= 8.33% = 8 1/3   Answer: 8 1/3
<result>C</result>
A shopkeeper purchased 70 kg of potatoes for Rs.420 and sold the whole lot at the rate of Rs 6.50 per kg .What will be his gain percent?