Question

a grocer purchase 2kg of rice at the rate of rs 15 per kg and 3kg of rice at the rate of rs 13 per kg. At what price per kg should he sell the mixture to earn 33.33% profit on the cost price?

Answer 1

2kg should be sold at rs20 and 3kg should be sold at rs16.67 coz
33.33% profit of cp ie rs69 is rs90