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28 August, 06:28

An artist uses four distinct colors in his latest painting-red, blue, green, and yellow - with ounces used in a ratio of 10:22:4:18, respectively. The artist used a total of 189 ounces of paint to complete the piece. How many ounces of blue paint did he use?

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  1. 28 August, 07:28
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    He used 77 ounces of blue paint

    Step-by-step explanation:

    In this question, we are to calculate the ounces of blue paint used based on the ratio in the question.

    Firstly we add all the ratios together

    This gives; 10 + 22 + 4 + 18 = 54

    The ratio that represents that of the blue paint is 22;

    Thus the number of ounces of blue paints used is; 22/54 * 189 = 77 ounces
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