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"walter is mixing cement for his new patio. he knows he needs to use water-to-cement ratio of 20 to 30. What percent of his total mixture is water?
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"walter is mixing cement for his new patio. he knows he needs to use water-to-cement ratio of 20 to 30. What percent of his total mixture is water?

User Greg Buehler
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66.6666666...% of his total mixture is water because 20/30 simplifies to 2/3

2/3= 0.66666666666...

0.66666666666... in percent form is 66.6666666...%
User Pierz
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