The ratio of the 4th to the 12th terms of a G.P with positive common ratio is If the sum 256 of the two terms is 6168, find the sum of the series to 8 terms.

If 5th term of a G.P is 32 and common ratio 2, then the sum of 14 terms is

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

If every term of a G.P with positive terms is the sum of its two previous terms, then the common ratio of the G.P is

The ratio of the 11th term to the 18th term of an AP is 2:3 . Find the ratio of the 5th term to the 21st term and also the ratio of the sum of the first five terms to the sum of the first 21 terms.

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

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

The ratio of 11th term to 18th term of an AP is 2:3. Find the ratio of 5th term to the 21st term, also the ratio of the sum of the first 5 terms to the sum of the first 21 terms.

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

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