Mathematics, 14.07.2021 14:00 Dhejxbdbbxbdbbx
Tony calculates that 3 cubic metres of concrete is enough for the path.
He decides to use a concrete mix which has:
cement = 1 part
sand = 2 parts
gravel = 3 parts
How many cubic metres of gravel does Tony need?
Answers: 1
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What is always true when two whole numbers are subtracted?
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Tony calculates that 3 cubic metres of concrete is enough for the path.
He decides to use a concret...
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