- A25 hours
- B10 hours
- C18 3/4 hours
- D15 hours
Step-by-Step Solution
Larger: , smaller: gives , i.e. . So .
Answer: D) 15 hours
Two taps together fill a tank in 9 3/8 hours. The larger tap takes 10 hours less than the smaller one to fill it alone. How long does the larger tap take alone?
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