7. A pump can be used for filling as well as for emptying a tank. The capacity of
the tank is 2400 m3, the emptying capacity of the pump is 10 mº per min higher
than its filling capacity and the pump needs 8 minutes lesser to empty the tank
than it needs to fill it. What is the filling capacity of the pump?
a95 2000
Answers
Answered by
1
Answer:
your answer is...
Step-by-step explanation:
Let the filled capacity of the tank x m
3
/minute
Then emptied capacity of the tank=(x+10) m
3
/minute
∴
x
2400
−
x+10
2400
=8
⇒2400(
x(x+10)
10
)=8
⇒x(x+10)=3000
⇒x=50 m
3
/min
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