SSC GD Constable 2015 · Question 34 of 88
number-system
Let there be x men initially, using M1 D1 = M2 D2 , where M is the number of men and D is the number of days. => x × 40 = (x + 8) × 30 => 4x = 3x + 24 => 4x − 3x = 24 ∴ There were 24 men initially. => Ans - (B)
Source: Solved SSC GD 2015 Paper with Solutions — Collegedunia · reliable-secondary
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