Question

A washerman uses a little blue indigo after
washing the white clothes so as to make the
yellowish tint of clothes white. Give reason.​

Answer 1

Explanation:

because to get colour for the clothes

Answer 2

Explanation:

Because the complimentary color of yellow is blue. As the whitw clothes get older, a yellowish shade appears on it. When blue color is used, it make the dull yellow into white. Thus the washerman uses blue indigo after washing.

Hope it's helpful.