Answer:
75 minutes
Step-by-step explanation:
The rate at which the tank is filled up, F, and emptied, E, are respectively:

Since V is the full volume of the tank, the time required to fill the tank if both pipes are open is given by:

It will take 75 minutes to fill the tank if both pipes are open.
Answer:
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Step-by-step explanation:
Lois fuzuoxgixufzuda ufzuf
Answer:
This is the wrong subject. and please provide a passage.
Step-by-step explanation:
6,600,000,000 in scientific notation is 6.6 × 10^9
For the first part 55,202+41,807+31,367+15,970+8,626+4,995 and that equals 157967$ now you have to divide that amounts by the total number of salaries so 157967 divided by 6 that equals 26327.83$