Question
A shopkeeper mixes two varieties of rice costing Rs 48
per kg and Rs 60 per kg to get a mixture worth Rs 55 per kg. In what ratio (by weight) should he mix the two varieties?Solution
Cheaper = 48, Dearer = 60, Mean = 55 Required ratio (Cheaper : Dearer) = (Dearer − Mean) : (Mean − Cheaper) = (60 − 55) : (55 − 48) = 5 : 7
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