NIFT PG 2008 Question Paper with solutions

Question : 20 of 100

Marks: +1, -0

Alok bought 25 kg of rice at the rate of Rs. 6 per kg and 35 kg of rice at the rate 7 per kg. He mixed the two and sold the mixture at the rate of Rs. 6.75/kg what was his gain or loss in this transaction?