Finley can make 7 batches of orange paint if she has 21 liters of red paint by using Unitary Method.
The unitary approach involves calculating the value of a single unit, from which we can calculate the values of the necessary number of units.
A procedure of dividing anything into equal halves is called division. It is one of the four fundamental operations in mathematics and results in a just distribution of resources. The opposite of multiplication is the process of division.
Now we will use the unitary Method in the given question.
3 liters of Red make 1 batch of Orange Paint.
Therefore, 21 liters of Red paint will make 21/3= 7 batches of Red paint by Unitary Method.
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