How much pepsi at Rs.6 a litre is added to 15 litre of 'dew' at Rs. 10 a litre so that the price of the mixture be Rs.9 a litre?
How much pepsi at Rs.6 a litre is added to 15 litre of 'dew' at Rs. 10 a litre so that the price of the mixture be Rs.9 a litre? Correct Answer 5
Let x litre pepsi is required.
(10-9)=1 : 3=(9-6)
Therefore in 1:3 one part = 5
=> x= 5 litres