7. Coffee costing 250 per kg was mixed with chicory costing 75 per kg – InterviewSolution

1.	7. Coffee costing 250 per kg was mixed with chicory costing 75 per kg in the ratio 5:2 for acertain blend. If the mixture was sold at 230 per kg, find the gain or loss per cent.Hint. Let 5 kg of coffee be mixed with 2 kg of chicory.
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