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13-01-2021
Mathematics

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Concrete is made by mixing screenings cement and sand in the ratio 3:1:15. How much sand would be needed to make 125 tons of concrete?

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13-01-2021

Answer:

= 98.7 tons

Step-by-step explanation:

ratio = 3:1:15

amount of sand needed = (15/19)*125 / 3 + 1 +15 =19

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