Question

A washerman adds a little blue indigo after washing white clothes to:

• A. remove dust particles from white clothes
• B. remove yellow tint from white clothes
• C. make white cloth look blue
• D. make white cloth reflect light properly.

Answer 1

The correct option is B

remove yellow tint from white clothes

The combination of yellow and blue colours gives white colour. Hence washermen add blue indigo to remove yellow tint from the white clothes.