1.

                        Three similar steel bars of lengths 200 cm, 300 cm and 360 cm are cut into equal pieces. Find the largest possible area of a square which can be made from any of the three pieces.

A.  \[400\text{ }c{{m}^{2}}\]              
B.  \[625\text{ }c{{m}^{2}}\]  
C.    \[225\text{ }c{{m}^{2}}\]              
D.    \[169\text{ }c{{m}^{2}}\]
Answer» B.  \[625\text{ }c{{m}^{2}}\]  


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