Sagar purchased 10 kg of rice at the rate of Rs. 15 per kg and 25 kg of rice at the rate Rs. 14 per kg. He mixed the two and sold the mixture. Approximately at what rate per kg should he sell the mixture to make 40 % profit in the transaction?
Select the correct option:
A) Rs. 20.00
B) Rs. 19.50
C) Rs. 15
D) Rs. 17.5
E) None of these
By 40% profit on cost price,   Selling price of mixture = 140/100 * 500   = Rs. 700   Therefore, selling price per kg of mixture = 700/35 = Rs. 20   Rs. 20.00NSWER Rs. 20.00
<result>A</result>
Sagar purchased 10 kg of rice at the rate of Rs. 15 per kg and 25 kg of rice at the rate Rs. 14 per kg. He mixed the two and sold the mixture. Approximately at what rate per kg should he sell the mixture to make 40 % profit in the transaction?