Question

a, b, c are in A.P., then
a/bc, 1/c, 2/b
are in:
(a) A.P.
(b) G.P.
(c) H.P.
(d) AGP.
ANSWER IS 'D', I NEED EXPLAINATION.​

Answer 1

Answer:

I don't know

Step-by-step explanation:

i don't know your answer