how much chicory at rs.4 a kg should be added to 15kg of te rs.10 a kg so that the mixture be worth rs.6.50 per kg
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Answer:
(Xx4+150)/15+x=6.50
4x+150=97.50+6.5ox
2.50x=52.50
x=52.50/2.50 = 5250/250=21
Chicory 21kg
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