Mathematics · Time and Work
X and Y together can complete a certain work in 48 days. They worked together for 15 days and then Z joined them. All three together completed the remaining work in 22 days. If the work done by Y in 8 days is equal to the work done by Z in 12 days, then X alone can complete 1 12 part of the original work in:
- 118 days
- 220 days
- 316 days✓
- 415 days
Correct answer
16 days
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