If ratio of the sum first n terms of two A.P is (7n+1):(4n+27), find the ratio of their mth terms

If ratio of the sum first n terms of two A.P is (7n+1):(4n+27), find t

1.	If ratio of the sum first n terms of two A.P is (7n+1):(4n+27), find the ratio of their mth terms
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