3 persons can build a wall in 4 days, then 4 persons can build it in ( – InterviewSolution

1.

3 persons can build a wall in 4 days, then 4 persons can build it in (a) 513days (b) 3 days (c) 413days (d) none of these

Answer»

3 persons can build a wall in 4 days, then 4 persons can build it in

(a) $5 \frac{1}{3} d a y s$ (b) 3 days

(c) $4 \frac{1}{3} d a y s$ (d) none of these

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