Answer:she would require 3 cans of white paint to mix 6 cans of blue paint.
Explanation:
To make the color she wants, she must add 1/4 cans of white paint to every 1/2 cans of blue paint. This means that the number of cans of white paint that she must add to 1 cup of blue paint would be 1/2.
Therefore, the number of cans of white paint that would be used to mix 6 cans of blue paint would be
6 × 1/2 = 3