1.

If the areas of three adjacent faces of a rectangular block are in the ratio of \[2:3:4\] and its volume is \[9000\text{ }c{{m}^{3}},\] what is the length of the shortest side?

A.  \[10\,cm\]         
B.         \[15\,cm\]         
C.  \[20\,cm\]         
D.         \[30\,cm\]                         
Answer» C.  \[20\,cm\]         


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