1.

The ratio of sum of \[m\] and \[n\] terms  of an A.P. is \[{{m}^{2}}:{{n}^{2}}\], then the ratio of \[{{m}^{th}}\]and \[{{n}^{th}}\] term will be [Roorkee 1963; MP PET 1995; Pb. CET 2001]

A. \[\frac{m-1}{n-1}\]
B. \[\frac{n-1}{m-1}\]
C. \[\frac{2m-1}{2n-1}\]
D. \[\frac{2n-1}{2m-1}\]
Answer» D. \[\frac{2n-1}{2m-1}\]


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