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### Question Asked by a Student from EXXAMM.com Team

** Q 1770401316. ** A circular path is made from two concentric

circular rings in such a way that the smaller ring

when allowed to roll over the circumference of the

bigger ring, takes three full revolutions. If the area

of the pathway is equal to `n` times the area of the

smaller ring, then `n` is equal to

**CDS 2016 **