1.

                        The greatest possible length which can be used to measure find the lengths \[7\text{ }m,\text{ }3\text{ }m\text{ }85\text{ }cm,\]\[12\text{ }m\text{ }95\text{ }cm\] exactly.

A.  \[15\text{ }cm\]         
B.    \[25\text{ }cm\]         
C.    \[35\text{ }cm\]         
D.    \[\text{42 }cm\]
Answer» D.    \[\text{42 }cm\]


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