Find the sum of da terms of that parallel range. Whose third position is there

Find the sum of 32 terms of an AP whose third term is 1 and the 6^th term is -11.

Find the sum of 40 terms of an A.P. whose third term is 1 and 6th term is - 11.

Find the sum of 32 terms of an A.P. whose third term is 1 and the 6th term is -11.

Find the sum of 32 terms of an A.P. whose third term is 1 and 6^(th) term is -11.

(i) If the sum of a certain number of terms of the A.P. 25,22,19,………………….. is 116, find the last term. (ii) Find the sum of 32 terms of an A.P. whose third terms is 1 and the 6th term is -11.

Find the sum of first 51 terms of the A.P. whose second and third terms are 14 and 18 respectively.

Find the sum of the infinitely decreasing G.P. whose third term,three xx the product of the first and fourth term and second term form an A.P.in the indicated order,with common difference equal to (1)/(8) .

Find the sum of first 51 terms of an AP whose second and third terms are 14 and 18 respectively.