Mathematics · Time and Work
A can do a piece of work alone in 40 days. A and B together can do the same work in 10 days. C is 50% less efficient than B. In how many days can A and C together complete the same work?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 112 days
- 216 days✓
- 324 days
- 420 days
Correct answer
16 days
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