If `G_1`, `G_2` and G denotes GM of the first group, GM of the second group and GM of the composite group respectively and if `G_1 < G_2`, show that `G_1 < G < G_2`.

G_(1), S and G_(2) are stages of

If the A.M. and G.M. of two positive real nos. are 45 and 9 respectively, then find their H.M.

If the G.M. and H.M. of two numbers are 15 and 9 respectively, find the numbers.

G_(1), S and G_(2) are phases noticeble in

If A.M and G.M of two positive real numbers are 25 and 15 respectively, then find their H.M.

The G.M. of the observations 5, 1, 0, 2 and 4 is

If A.M. and G.M. of two positive real numbers are 25 and 15 respectively, then find their H.M.

Let G_1, G_2a n dG_3 be the centroids of the triangular faces O B C ,O C Aa n dO A B , respectively, of a tetrahedron O A B Cdot If V_1 denotes the volumes of the tetrahedron O A B Ca n dV_2 that of the parallelepiped with O G_1,O G_2a n dO G_3 as three concurrent edges, then prove that 4V_1=9V_2dot

Insert four G.M.’s between 2 and 486.