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2014-02-16T19:32:40+07:00
850 kg + ( 55 x 30 ) =
850 kg + 1650 = 2500
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2014-02-16T19:32:47+07:00
Berat seluruhnya= 850 kg + ( 55 karung. 30 kg)
                       = 850 kg + 1650 kg
                       = 2500 kg B
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