Mathematics · Work and Time
A can lay railway track between two given stations in 20 days and B can do the same job in 16 days. With the help of C, they did the job in 3 days only. Then, C alone can do the job in:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1142853 days
- 2122853 days
- 3112853 days
- 442853 days✓
Correct answer
42853 days
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