CAT 2020 Question Paper | CAT Verbal Ability Slot 1
Question :

If a, b and c are positive integers such that ab = 432, bc = 96 and c < 9, then the smallest possible value of a + b + c is 

Started 3 months ago by Shashank in

Option D is the correct answer.

Explanatory Answer

We need the sum of a+b+c to be minimum hence the values of a,b ,c must be as close as
possible 
ab = 432 = 18*24 
bc = 96 = 24*4 
a + b + c = 18 + 24 + 4 = 46

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