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Question
Q.5 In what ratio must water be mixed with milk costing Rs.15 per liter to obtain a mixtureworth Rs.10 per liter? (water is available free of cost)
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Answer
Milk _15 _____________________ Water _0
___________ Mixture_10______________
10-0=10________________15=10=5
---------10 ______________5__________
______Milk 2 : 1 Water___________
