Question
2Kg of sugar at Rs 20 per Kg is mixed with 3 Kg of 2nd
type of sugar to get a mixture costing Rs 35 per Kg. Find the price of the costlierĀ sugarĀ ?Solution
Let price of costlierĀ sugarĀ = x Rs./Kg So net price = 35 = (2Ā 
Ā 20 + 3Ā Ā x) / (2 + 3) So (40 + 3x) / 5 = 35 or 40 + 3x = 175 or x = 135/3 x =Ā 45 Alternate Method : Ā 
So (x - 35) / 15 = 2/3Ā So x = 35 + 10 = 45 Rs/Kg
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