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If a,b, and c are in G.P then a+b,2b and...

If a,b, and c are in G.P then a+b,2b and b+ c are in

A

A.P

B

G.P

C

H.P

D

none of these

Text Solution

Verified by Experts

The correct Answer is:
C
Let a=1,b=2,c=4 Then,
`a+b=3,2b=4,b+c=6`
`rArr1/4-1/3=-1/12` and `1/6-1/4=-1/12`
Hence, a+b,2b,b+c are in H.P.
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