The ratio of the sum of n terms of two A...

The ratio of the sum of `n` terms of two A.P. ` s` is `(7n+1):(4n+27)` . Find the ratio of their mth terms.

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The correct Answer is:

(i) (14m-6):(8m+23) (ii) 24 : 19

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NAGEEN PRAKASHAN ENGLISH-ARITHMETIC PROGRESSION-Exercise 5c

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