Mathematics · Time and Work
It takes A and B, 5 and 7 hours, respectively, to complete a certain work. If they work on alternate hours and the work is started by A, how long will it take them to complete the work?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1265 hours
- 2295 hours✓
- 3285 hours
- 4275 hours
Correct answer
295 hours
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