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9.A beam 5m long and 40cm wide contains 0.6 cubes meters of weed. How thickthe beam?

Answer»

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For example volume is height x length x weight

so, height x length x width = .6 cubic meters

h x 5 x .4 = .6

h = .6/(5 x.4)

h/thickness = .3 m or 30 cm or 30/2.54 in or 11.8110 inches



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