A fruit seller sells mangoes at the rate of Rs.8 per kg and thereby loses 20%. At what price per kg, he should have sold them to make a profit of 5%  Choose the most appropriate option
A) Rs 8.5 B) Rs 9.5 C) Rs 10.5 D) Rs 11.5 E) None of these
Explanation:   80 : 8 = 105 : x   x= (8×105/80)   = Rs 10.5   Option Rs 10.5
<result>C</result>
A fruit seller sells mangoes at the rate of Rs.8 per kg and thereby loses 20%. At what price per kg, he should have sold them to make a profit of 5%