The sum of an infinite G.P. is 80/9 and its common ration is -4/5. Find its first term.

The sum of an infinite G.P is 5 and the sum of the squares of these terms is 15. Find the G.P.

The sum of an infinite G.P. is 5 and the sum of squares of these terms is 15, find the G.P.

If the common ratio of a G.P. is 2/3 and sum to infinity is 12. Find the first term.

If the common ratio of a G.P. is 2/3 and sum to infinity is 12 find the first term.

The sum of 45 terms of an A.P. is 3195. Find its 23rd term.

Select and write the most appropriate alternative from the following: In a G.P, if 8th term is 192 and the common ratio is 2, then its 12th term is ……… .

The sum of the 3rd and 7th terms of an A.P. is 6 and their product is 8. Find the 1st term (a) and the common difference (d) of the A.P.

The first term of an A.P. is 5 and the common differences is 4. Complete the following activity to find the sum of first 12 terms of the A.P.