The mean of first three terms is `14` and mean of next two terms is `18.` The mean of all the five terms is

The mean of first three items is 14 and mean of next two items is 18. The mean of all the five terms is :

The mean of first three items is 14 and mean of next two items is 18. The mean of all the five terms is :

The mean of first three observations is 15 and the mean of next two observation is 20. The mean of all five observations is-

In a Geometric progression the sum of first three terms is 14 and the sum of next three terms of it is 112. Find the Geometric progression.

In a GP, the sum of the first three terms is 18, and the sum of the next three terms is 144.Find the ratio(r) and first term(a).

The sum of the first three terms of a G.P. is 21 and the sum of the next three terms is 168. Find the sum of first five terms.