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Concrete is made by mixing gravel, sand, and cement in the ratio 4:3:2 by volume. How much of each (gravel, sand, cement) will be needed to make 27 m³ of concrete?

Answer :

Answer:

Below

Step-by-step explanation:

Gravel is 4 / (4+3+2) = 4/9 ths of the total

4/9 x 27 m^3 = 12 m^3 gravel

Similarly sand is 3/9th 3/9 * 27 = 9 m^3

and the rest is cement 6 m^3

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