How long does it take to fill a 21000 tank pumping at 130 gallons a minute?

To determine how long it takes to fill a 21,000-gallon tank at a rate of 130 gallons per minute, you can use the formula: time = total volume / flow rate. Dividing 21,000 gallons by 130 gallons per minute gives approximately 161.54 minutes. This is about 2 hours and 41 minutes.