Question
Wheat worth Rs. 25/kg and Rs. 32/kg are mixed with a third
variety in the ratio 3:2:1, respectively. If the final mixture is worth Rs. 28/kg, then the price of the third variety of wheat is:Solution
ATQ,
Let the quantity of three varieties of wheat in the new mixture be '3x' kg, '2x' kg, and 'x' kg respectively.
Let the price of the third variety of wheat be Rs. 'y'/kg.
ATQ:
So, the price of the third variety of wheat = Rs. 29/kg
According to the law of demand
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