Promise rings meaning is a symbol of commitment and is often seen as a pre-engagement rings. However, it can be given for many different reasons, such as a symbol of chastity, loyalty, monogamy, friendship, or even a promise to oneself to stay clean and sober.
Length times width gives the surface area of the pool. Multiplying that by the average depth gives the volume in cubic feet. Since there are 7.5 gallons in each cubic foot, multiply the cubic feet of the pool by 7.5 to arrive at the volume of the pool (expressed in gallons).
Pool Size. Before you add the chlorine, you need to know how many gallons of water are in the pool. A round ring pool, 48 inches tall and 15 feet across, holds 4,978 gallons.An in-ground pool can hold 31,000 gallons or more.To find the number of gallons in a pool, measure and multiply together the length, width and average depth, then multiply by 7.5 for a rectangular pool, 6.7 for an oval pool or 5.9 for a round pool.ool Size. Before you add the chlorine, you need to know how many gallons of water are in the pool. A round ring pool, 48 inches tall and 15 feet across, holds 4,978 gallons.