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I need to have 4cm in depth for an 85 square meter lawn. How many 25kg bags of sand will it take?

2007-03-27 12:14:11 · 1 answers · asked by Coco 2 in Home & Garden Garden & Landscape

1 answers

4cm (0.04 metres) X 85 = 3.4 cubic metres
1.6 tonnes of sand = 1 cubic metre
Therefore 3.4 cubic metres = 3.4 X 1.6 tonnes = 5.4 tonnes
! tonnes = 1000 kgs = 4 X 250 kg bags
Therefore 5.4 tonnes = 5.4 X 4 250 kg bags = 21.6 bags

2007-03-27 12:34:50 · answer #1 · answered by BARROWMAN 6 · 1 0

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