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September 3, 2015
Posted by **Anonymous** on Wednesday, March 23, 2011 at 11:31pm.

- maths -
**Mary**, Wednesday, March 23, 2011 at 11:35pmThere are 1000 gm in a kilogram. Therefore, 1 kg 400 gm is the same as 1 400/1000 kg. Reduce your fraction and you have your answer.