If `a ,1/b ,a n d1/p ,q ,1/r`
from two arithmetic progressions of the common difference, then `a ,q ,c`
are in A.P. if
`p ,b ,r`
are in A.P. b. `1/p ,1/b ,1/r`
are in A.P.
c. `p ,b ,r`
are in G.P. d. none of
these
A. p,b,r, in A.P.
B. `(1)/(p),(1)/(b),(1)/( r)` in A.P.
C. p,b,r in G.P.
D. none of these
