1.

 A grocer purchased 80 kg of rice at Rs. 13.50 per kg and mixed it with 120 kg rice at Rs. 16 per kg. At what rate per kg should he sell the mixture to gain 16%?

A. Rs.  8.40  per  kg
B. Rs.  12.40  per  kg
C. Rs.  17.40  per  kg
D. Rs.  20.40  per  kg
Answer» D. Rs.  20.40  per  kg


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