what exactly is a "30 pipe"?
240 what long? inches? feet? yards? meters? miles? centimeters?
your question is unanswerable.
not enough info.
240 cups is 15 gallons.
Volume of a 240 foot long 1 inch internal diameter pipe is pi x 240 feet x 1/24 feet x 1/24 feet = approximately 1.31 cubic feet (about 2263 cubic inches).
240 mL is about 0.063 US gallons.
240 gallons is 1,920 pints.
240 fluid ounces is 1.88 gallons. (US)
240 Imperial gallons = 38.5304927 cu feet
About 240 US gallons
240 cubic feet equates to a volume of 1,795.32 gallons.
That is 240.
240 Pints
Almost 240...
240