50 men can build a wall in 50 days. How many more men are required to build another wall double in size in 85 days

  • 2
190men
 
  • -1
190 men
  • 1
190men
  • 0
190 men
  • 1
190
  • 0
190 men
  • 0
170 men
  • 0
190men
  • 1
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