The weight of a metal block of size 6cm by 4cm by 3cm is 1 kg. find the weight of a block of the same Metal of the size 6dm by 4dm by 3dm.
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Volume = 6 x 4 x 3 = 72 cm^3
Weight = 1kg = 1000 gm
Density = 1000/72 gm per cm^3
1 dm = 10 cm
Volume of the 2nd block
= 60 x 40 x 30
= 72000 cm^3
Weight = Density x Volume
= 1000/72 x 72000
= 1000 x 1000
= 1000000 gm
= 1000 kg
Weight = 1kg = 1000 gm
Density = 1000/72 gm per cm^3
1 dm = 10 cm
Volume of the 2nd block
= 60 x 40 x 30
= 72000 cm^3
Weight = Density x Volume
= 1000/72 x 72000
= 1000 x 1000
= 1000000 gm
= 1000 kg
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