Suppose all the prices are given for per kg of a Dry fruits. What amount of Raisins will have to added to 42 kg of Apricot such that the resultant mixture costs Rs 380?
CP of Raisins = 250 + 50 + 20 = Rs. 320 For CP of Apricot: SP = 100, loss% = 20% So CP of Apricot = 320 x (100/80) = Rs. 400 Using method of allegation: 
x= 14 kg
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