Alligation is an old and practical method of solving arithmetic problems related to mixtures of ingredients.
Alligation alternate is more complicated and involves organizing the ingredients into high and low pairs which are then traded off.
Note that in this class of problem, there may be multiple feasible answers.
The technique is not used in schools although it is used still in pharmacies for quick calculation of quantities.
Suppose you make a cocktail drink combination out of 1/2 Coke, 1/4 Sprite, and 1/4 orange soda.
Cyclopædia, or an Universal Dictionary of Arts and Sciences (1st ed.).
Using this formula you can solve for any of the 6 variables A,a,B,b,C,c, regardless of whether you're dealing with medial, alternate, etc.
In the sequence of steps[1] below, refer to this table: 8 liters are drawn from a cask full of pure wine and is then filled with water.
This is an example of a problem that involves repeated dilutions of a given solution.