How many Kg of rice at Rs.6.60 per Kg. be mixed with 56Kg of rice at Rs.9.60 per Kg to get a mixture
worth Rs.8.20 per Kg	Choose the correct choice from the following answers: A) 56 Kg B) 52 Kg C) 44 Kg D) 49 Kg E) None of these
Explanation :   By the rule of alligation, we have   Cost of 1 kg of 1st kind rice Cost of 1 kg of 2nd kind rice   6.6 9.6   Price of 1Kg of the mixture   8.2   9.6 - 8.2= 
<gadget id="calculator">9.6 - 8.2</gadget>
<output>1.4</output>
1.4 8.2 - 6.6= 1.6   Quantity of 1st kind rice : Quantity of 2nd kind rice = 1.4 : 1.6 = 7 : 8   Quantity of 1st kind rice : 56 = 7 : 8   =&gt;Quantity of 1st kind rice = 56×78=49   Answer : Option 49 Kg
<result>D</result>
How many Kg of rice at Rs.6.60 per Kg. be mixed with 56Kg of rice at Rs.9.60 per Kg to get a mixture
worth Rs.8.20 per Kg