321 cup ≈ 20.0625 gal (Imperial; in US gallons: 321 cup = 24.094 US gal). To convert cups to gallons, multiply by 0.062499995: 321 × 0.062499995 = 20.0625.
How to convert cups to gallons
gal = cup × 0.062499995
- 1 cup = 0.062499995 gal (and 1 gal = 16.000001 cup).
- Multiply the amount by the factor: 321 × 0.062499995 = 20.0625.
- Answer: 321 cup ≈ 20.0625 gal (rounded to 6 significant figures).
Cups to Gallons table
| Cups (cup) | Gallons (gal) |
|---|---|
| 316 cup | 19.75 gal |
| 317 cup | 19.8125 gal |
| 318 cup | 19.875 gal |
| 319 cup | 19.9375 gal |
| 320 cup | 20 gal |
| 321 cup | 20.0625 gal |
| 322 cup | 20.125 gal |
| 323 cup | 20.1875 gal |
| 324 cup | 20.25 gal |
| 325 cup | 20.3125 gal |
| 326 cup | 20.375 gal |
| cup | gal |
|---|---|
| 1 cup | 0.0625 gal |
| 5 cup | 0.3125 gal |
| 10 cup | 0.625 gal |
| 50 cup | 3.125 gal |
| 100 cup | 6.25 gal |
| 1,000 cup | 62.5 gal |
Good to know
The cup here is the Imperial (UK) cup: 1 cup = 0.28413 L. A US cup is 0.236588 L.
In US cups: 321 US cup = 16.7055 gal.
The gal here is the Imperial (UK) gallon: 1 gal = 4.54609 L. A US gallon is 3.78541 L.
In US gallons: 321 cup = 24.094 US gal.