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Concrete is made by mixing cement sand and gravel in the ratio 5:9:13 how much cement is needed to make 324 ft of concrete
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Concrete is made by mixing cement sand and gravel in the ratio 5:9:13 how much cement is needed to make 324 ft of concrete

User Md Aslam
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1 Answer

3 votes

Answer:

156 ft

Explanation:

5x+9x+13x=324

27x=324

x=12

13(12)=156

User Pscheit
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