Mathematics · Time and Work
A swimming pool is fitted with 3 pipes A, B, and C to fill it. Pipes A and B together can fill the pool in half the time required by C alone. Pipe B takes 20 hours more than A and 14 hours more than C to fill the pool. Find the total time (in hours) required for all 3 pipes working together to fill the pool.
- 112 hours
- 218 hours
- 315 hours
- 47 hours✓
Correct answer
7 hours
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