1.

If the ratio of the sum of \[n\] terms of two A.P.'s be \[(7n+1):(4n+27)\], then the ratio of their \[{{11}^{th}}\] terms will be [AMU 1996]

A. \[2:3\]
B. \[3:4\]
C. \[4:3\]
D. \[5:6\]
Answer» D. \[5:6\]


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