Important notes and formula
It is a method that allows us to find the ratio in which two or more quantities of certain price are mixed together to get a mixture of desired price.
Finding the ratio to mix two minerals of price $100 and $120 to get a mixture of desired price $90 is an alligation problem.
The cost of the unit quantity of a mixture is called the mean price of the mixture.
Mixing two ingredient to create a mixture.
|Quantity of Cheaper Item||=||CP of Dearer Item - Mean Price|
|Quantity of Dearer Item||Mean Price - CP of Cheaper Item|
A container contains X unit of certain liquid. If Y unit of the liquid is taken out from the mixture and replaced with water. If this process is carried out n times then, quantity of pure liquid left in the container is.