Question
In what ratio should Darjeeling Tea costing Rs. 400 per
kg be mixed with Assam Tea costing Rs. 300 per kg, so that by selling the mixture at Ra. 408 per kg, there is a gain of 20%?Solution
CP =408×100/120 =340. Darjeeling        Assam 400300          340    40           60 Ratio =40:60 =2:3.
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