DSSSB · Mathematics
Two pipes A and B can fill a tank in 28 hours and 16 hours respectively. In how much time will the tank be filled if both the pipes are opened simultaneously?
- 13 2/11 hours
- 6 2/11 hours
- 10 2/11 hours
- 16 2/11 hours
दो पाइप A और B एक टंकी को क्रमशः 28 घंटे और 16 घंटे में भर सकते हैं। दोनों पाइप एक साथ खोलने पर टंकी कितने समय में भरेगी?
- 13 2/11 घंटे
- 6 2/11 घंटे
- 10 2/11 घंटे
- 16 2/11 घंटे
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