a solid rectangular piece measure 150cm×50cm×2cm. find the weight of this peliece in kilogram, if 1cm cude of
iron weight 8 gram
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voln=105×70×1.5
voln=11025cm3
1cm3 weights 8 gm
11025cm3 weight
11025×8
= 88200 gm
Or 88.2 kg
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