Alligation And Mixture Important Formulas:
It is the rule that enables us to find the ratio in which two or more ingredients at the given price must be mixed to produce a mixture of desired price.
The cost of a unit quantity of the mixture is called the mean price.
3.Rule of Alligation:
If two ingredients are mixed, then
(Quantity of cheaper/Quantity of dearer) = (C.P. of dearer – Mean Price /Mean price – C.P. of cheaper)
4.Suppose a container contains x of liquid from which y units are taken out and replaced by water.
After n operations, the quantity of pure liquid =[x(1 -y/x)]n units.
Calendar Important Formulas