If the 4th, 10th and 16th terms of a G.P. are x, y and z, respectively. Then which of the following is correct ?

Options

A. ` x,
y, z` are in G.P
B. ` x,
y, z` are in A.P
C. ` x/2,
y, z/2` are in G.P
D. none of these

Answer

A