Mathematics · Time and Work
Brazen can paint a wall red in 12 days, while Ballary can paint the entire wall in 21 days. If Brazen and Ballary work alternately for one day each, starting with Brazen, how many days will it take to paint the entire wall red?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 118 days
- 214 days
- 315 days✓
- 416 days
Correct answer
15 days
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