the external length ,breadth and height of a closed rectangular wooden box are 18cm ,10cm,and 6cm respectively and thickness of wood is 1/2cm.when the box is empty it weighs 15kg and when filled with sand it weighs 100kg.find the weight of the cubic cm of wood and cubic cm of sand

Asked by  | 5th Mar, 2013, 04:31: PM

Expert Answer:

Answered by  | 5th Mar, 2013, 10:10: PM

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