DSSSB · Mathematics
Two pipes A and B fill the tank in 27 hours and 11 hours respectively. Find the time taken when both are opened together.
- 11 31/38 hours
- 10 31/38 hours
- 7 31/38 hours
- 8 31/38 hours
दो पाइप A और B टंकी को क्रमशः 27 घंटे और 11 घंटे में भरते हैं। दोनों साथ खोलने पर समय ज्ञात कीजिए।
- 11 31/38 घंटे
- 10 31/38 घंटे
- 7 31/38 घंटे
- 8 31/38 घंटे
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