Question

one inlet pipe can fill a tank in 3 hours where as the outlet pipe can empty it in 5 hours. in what time wil the tank filled up if both the inet and outlet pipe are kept open?

i want step by step answer please..

Answer 1

Answer:

सर्वोत्तम उत्तर · २,३०७ मत

"Calculation: Let the capacity of the tank be 40 litres (LCM of 8 and 10) ∵ Inlet pipe individually can fill an empty tank in 8 hours ⇒ It fills ...  आणखी