GMAT Problem Solving (PS) | Re: If a = b/c and b = a/c, then c =

1st eqn gives c= b/a
2nd eqn gives c= a/b
Eliminates A and B.
C= a, gives b= a sq. Or b=1
Eliminate D
C=-b gives us a= -1 and a= - b sq
Eliminate E
the only feasible option is c = -1, thus C is the answer.

Waiting for OA.

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