If the 20th term of a H.P. is 1 and the 30 th term is -1/17, then find its largest term.

If the 20th term of a H.P. is 1 and the 30th term is -1/17, then find its largest term.

If the sum of the first 14 terms of an AP is 1050 and its first term is 10, find the 20th term.

If the 10^(th) term of G.P is 9 and 4^(th) term is 4 then its 7^(th) term is

If the p^(th) term if an A.P. is q and the q^(th) term of an A.P is p then the r^(th) term is

If the first term of a G.P. is 729 and its 7^(th) term is 64, then the sum of first seven terms is

If the 3^(rd) term of a G.P. is 4/3 " and " 6^(th) " term is " 32/81 find first term.

If sum of 3^(rd) and 8^(th) terms of an A.P. is 7 and sum of 7^(th) and 14^(th) terms is -3 then find 10^(th) term.

Find the 12th term of a G.P. whose 8th term is 192, and the common ratio is 2.

In a certain A.P., 5 times the 5th term is equal to 8 times the 8th terms then find its 13th term.