Mathematics · Time and Work
Brajen can paint a wall red in 10 hours, while Ballari can paint the same wall completely in 12 hours. If Brajen and Ballari work alternately for one hour each, starting with Brajen, from the time the wall has just been cemented until it is completely painted red, how many hours will it take to paint the entire wall?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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10 5 6
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