self Maths Puzzle

Two vessels A and B contain spirit and water in the ratio 5 : 2 and 7 : 6 respectively. Find the ratio in which these mixture be mixed to obtain a new mixture in vessel C containing spirit and water in the ration 8 : 5 ?

Read Solution (Total 1)

13:9

Let ratio of mixtures be x:y, then
(5x+7y)/(2x+6y)= 8/5

solving it, we get

x/y = 13/9
12 years agoHelpfull: Yes(1) No(7)

self Other Question

A container contains 40 litres of milk. From this container 4 litres of milk was taken out and replaced by water. This process was repeated further two times. How much milk is now contained by the container. A can contains a mixture of two liquids A and B in the ratio 7 : 5. When 9 litres of mixture are drawn off and the can is filled with B, the ratio of A and B becomes 7 : 9. How many litres of liquid A was contained by the can initially?