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How much sugar costing Rs. 10 per kg be mixed with 80 kg of sugar costing Rs. 4 per kg so that the resultant mixture costs Rs. 5 per kg?

A.	15kg	B.	15.5kg
C.	16kg	D.	17kg

Answer and Explanation

Answer:16kg

Explanation:
Price of the cheaper item = 4
Price of the costlier item = 10
Mean price = 5

Quantity of Costlier/ Quantity of Cheaper = 1/5
= Quantity of costlier = Quantity of the cheaper / 5
= Quantity of costlier = 80 / 5 = 16 kg.

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