Mathematics · Time and Work
A certain number of persons can complete a work in 90 days. If there were 10 persons less, it would have taken 10 days more for the work to be completed. Find the total number of persons in the beginning.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1100✓
- 285
- 3110
- 490
Correct answer
100
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