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If the ratio of sum of n terms in two A...

If the ratio of sum of n terms in two A.P' s is 2n : n + 1, then the ratio of 8th terms is

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If the ratio of the sum of n terms of two AP'sis 2n:(n+1), then ratio of their 8th term is

If the ratio of sum to n terms of two A.P's is (5n+7): (3n+2), then the ratio of their 17th terms is

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If the ratio of the sum of 'n' terms of two A.P's is (5n+4) : (9n+6), find the ratio of the 18th terms of these A.P.'s.

If the ratio of the sum to n terms of two A.P's is (5n+3):(3n+4), Then the ratio of their 17th terms is

The sum of n terms in two A.P's are in the ratio 3n + 1 : n + 4 , then the ratio of 4th terms is

The ratio of sums ofn terms of two A.P'.s is (2n + 1) : (2n - 1). Prove that the ratio of their 12th terms will be 47 : 45.

The ratio of sums ofn terms of two A.P'.s is (2n + 1) : (2n - 1). Prove that the ratio of their 12th terms will be 47 : 45.

If the ratiio of the sum of n terms ofd two AP's is (3n+1):(2n+3) then find the ratio of their 11th term