In an A.P. the first term is 2 and the sum of the first five terms is one fourth of the next five terms. Show that 20th term is -112.

In an A.P.the first term is 2 and the sum of the first five terms is one fourth of the next five terms.Show that 20 th term is -112.

In an A.P.,the first term is 2 and the sum of the first five terms is one-fourth of the next five terms.Show that 20 th term is -112

In an AP, the first is 2 and the sum of first five terms is one - fourth of the sum of next five terms.show that its 20th term is -112 and the sum of its frist 20 terms is -1100.

In an A.P the first term is 2 and the sum of first five terms is One fourth of the next five terms, then 20^( th ) term is

If the first term of an A.P. is 2 and the sum of the first five terms is equal to one fourth of the sum of the next five terms, find (i) the 20th term (ii) the sum of first 30 terms.

In an A.P, the first term is 1 and sum of the first p terms is 0, then sum of the first (p + q) terms is

If the first term of an AP is 2 and the sum of the first five terms is equal to one-fourth of the sum of the next five terms, then what is the sum of the first ten terms?

In an A.P., if 1 is the first term and the sum of the are 1 first p terms is zero, then the sum of the next q terms is

If the first term of an A.P.is 2 and the sum of first five terms is equal to one fourth of the sum of the next five terms,find the sum of first 30 terms.