CAT Geometry Question

Here is a good geometry question
The unequal side of an isosceles triangle is thrice the inradius of the triangle. What is the ratio of the longest side to the shortest side of this triangle?

(A) 1.5 : 1
(B) 1.3 : 1
(C) 1.2: 1
(D) 1.6 : 1

Solution for this question.

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