Mathematics · Time and Work
A can do a piece of work in 18 days and B can do the same work in 24 days. A started the work alone. After how many days should B join him so that the entire work is finished in exactly 15 days?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 114 days
- 213 days
- 319 days
- 411 days✓
Correct answer
11 days
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