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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?

Respuesta :

hasanahmad368
13 x 7 : 13 x 2
91 : 26
7:2 = 13:c
7•13=91
2•13=26
7:2=13:26

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