Some question: If 10 litres of an oil of Rs.54 per litres be mixed with 5 litres of another oil of Rs.66 per litre then what is the rate of mixed oil per litre?\nOptions:\n(A) Rs.49.17\n(B) Rs.58\n(C) Rs.54.17\n(D) Rs.55.33\n(E) None of the above
Some stream of consciousness:
User
54*10 = 540\n66*5 = 330\n870/15 = 58 The answer: (B).
Assistant