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05-04-2018
Mathematics

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A painter is making a new color she used color A, color B and color C. In the ratio 2:5:6. She used 91 gallons of paint. How much of color she use?

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Vescoci Vescoci

05-04-2018

You can solve by putting this into an equation:

2x + 5x + 6x = 91

The x represents the amount of color times its ratio

13x = 91
x = 7

So now we have:
2(7) + 5(7) + 6(7) = 91
14 + 35 + 42 = 91
49 + 42 = 91

91 = 91

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