If the amount of black paint is 14 oz. Then the amount of white paint to make grey paint is 8.4 oz.
What are ratio and proportion?
A ratio is an ordered couple of numbers a and b, written as a/b where b can not equal 0. A proportion is an equation in which two ratios are set equal to each other.
A gray paint made using 3 oz. white and 5 oz. black.
Then the amount of the white paint is needed if 14 oz. of the black paint will be
We know that the ratio will remain constant.
[tex]\rm \dfrac{white}{black} = constant[/tex]
Then we have
[tex]\rm \dfrac{White}{14} = \dfrac{3}{5}\\\\White = \dfrac{3 \times 14}{5}\\\\White = 8.4 \ oz[/tex]
More about the ratio and the proportion link is given below.
https://brainly.com/question/14335762
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