To make Dhokla, three parts chana powder and one part soda powder is required. What percentage of such a mixture would be chana powder?
33.33%
75%
25%
66.66%
In a workshop, there is a mixture of iron powder and aluminum powder that fabricates metal door and gates. The worker has to separate the aluminum powder from the iron powder so that the powders can be utilized for other functions. What method should the worker use in order to separate the mixture?
How to separate a mixture of common salt chalk powder and powdered camphor?(explain)