a=8 b=4 h=0.8 po=620 V=a*b*h
m=po*V=8*4*0.8*620=15872 кг
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V1=m/po1 po1=420
V2=m/po2 po2=1300
V1/V2=1300/420=3.1 раз
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a=8 b=4 h=0.8 po=620 V=a*b*h
m=po*V=8*4*0.8*620=15872 кг
================
V1=m/po1 po1=420
V2=m/po2 po2=1300
V1/V2=1300/420=3.1 раз