First go from bottom to top. then you must calculate how much is it to 70 to Point A which is 32 then u have to do the bottom part 45000 to 20 . which is 28 know 28 + 32 = 60. Hope this helps
Answer:
4,200 liters
Step-by-step explanation:
The flow rate is given by:

Integrating the flow rate expression from t=0 to t=30 minutes, yields the total volume that flows out of the tank during that period:

4,200 liters of water flow from the tank during the first 30 minutes.
Answer:
The answer is 22 cards are left in the stack.
Step-by-step explanation: