Mathematics · Time and Work
Three workers, A, B, and C, work at different efficiencies. The ratio of 25% of A's efficiency to 25% of the combined efficiency of B and C is 1 : 1. The ratio of the time taken by A and B together to complete 50% of the work to the time taken by C alone to complete the entire work is 1 : 4. When working together, A, B, and C can complete the entire work in 3 days. Determine the time taken by B alone to complete the entire work.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 115 days
- 224 days
- 318 days✓
- 410 days
Correct answer
18 days
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