CAT Quantitative Ability Questions | CAT Number System questions

CAT/1998

Question . 144

Number of students who have opted the subjects A, B, C are 60, 84, 108 respectively. The examination is to be conducted for these students such that only the students of the same subject are allowed in one room. Also the number of students in each room must be same. What is the minimum number of rooms that should be arranged to meet all these conditions?

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Method of solving this CAT Quantitative Ability Question from Number System question