Mathematics, 07.02.2022 04:10, babyduckies37

To make a cubic yard (that is, 27 cubic feet) of concrete you could mix 520 pounds of Portland cement with 1,560 pounds of sand, 1, 600
pounds of aggregate (small stones), and about 33 gallons of water.
a. What is the ratio (by weight and in the above order) of this
mix if the water weighs 280 pounds?

Answers: 2

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To make a cubic yard (that is, 27 cubic feet) of concrete you could mix 520 pounds of Portland cem...