x - grubosc asfaltu
42*10/14=420/14=30m^3
20*80*x=30m^3
80x=30m^3
x=3/8m
x=0,375m=>37,5cm
ODP. Warstwa asfaltu na tym boisku ma grubość 37,5cm
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x - grubosc asfaltu
42*10/14=420/14=30m^3
20*80*x=30m^3
80x=30m^3
x=3/8m
x=0,375m=>37,5cm
ODP. Warstwa asfaltu na tym boisku ma grubość 37,5cm