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Please help and show the working out thanks :) The ratio of sand to cement is 7:2. If I have 13kg of sand, how many kg of cement do I need?
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Sep 12, 2018
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Please help and show the working out thanks :)
The ratio of sand to cement is 7:2. If I have 13kg of sand, how many kg of cement do I need?
Mathematics
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Jzhinga
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7:2 = 13:c
7•13=91
2•13=26
7:2=13:26
Milan Majer
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Sep 13, 2018
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Milan Majer
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13 x 7 : 13 x 2
91 : 26
Josee
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Sep 18, 2018
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