If \[a,\ b,\ c\]are in A.P., \[b,\ c,\ d\] are in G.P. and \[c,\ d,\ e\]are in H.P., then \[a,\ c,\ e\] are in [AMU 1988, 2001; MP PET 1993]

If \[a,\ b,\ c\]are in A.P., \[b,\ c,\ d\] are in G.P. and \[c,\ d,\

1.	If \[a,\ b,\ c\]are in A.P., \[b,\ c,\ d\] are in G.P. and \[c,\ d,\ e\]are in H.P., then \[a,\ c,\ e\] are in [AMU 1988, 2001; MP PET 1993]
A.	No particular order
B.	A.P.
C.	G.P.
D.	H.P.
Answer» D. H.P.

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If \[a,\ b,\ c\]are in A.P., \[b,\ c,\ d\] are in G.P. and \[c,\ d,\ e\]are in H.P., then \[a,\ c,\ e\] are in [AMU 1988, 2001; MP PET 1993]

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