question_answer

A merchant buys two kinds of coffee, one at the rate of Rs. 4000 per quintal and another at the rate of Rs. 5000 per quintal. He mixed them in a proportion of 5 kg to 3 kg respectively. If he wants to have a profit of 20% on the whole transaction, then at what price per quintal he must sold the mixture of the coffee from his outlet.

A)  Rs. 5250

B)  Rs. 4580

C)  Rs. 4850                      

D)  Rs. 5280

E)  None of these