Forties to US Liquid Quarts Converter
Convert forties (40 fl oz) (forty) to US liquid quarts (qt), with the formula, a conversion table and exact factors.
Change the values and press Calculate to work out your own figures.
Enter an amount of beer, choose its unit and the unit you want. The answer is exact until it is shown, and the same value appears in every other unit.
Show the working
- 1 forty = 1.25 qt
- 1 × 1.25 = 1.25 qt
How to convert forties to us liquid quarts
1 forty = 1.25 qt, so multiply by 1.25 to go from forties (40 fl oz) to US liquid quarts. Going the other way, 1 qt = 0.8 forty.
qt = forty × 1.25 forty = qt × 0.8
Worked example:
1 forty = 1.25 qt 5 × 1.25 = 6.25 qt
Forties to us liquid quarts table
| Forties | US Liquid Quarts |
|---|---|
| 1 forty | 1.25 qt |
| 2 forty | 2.5 qt |
| 3 forty | 3.75 qt |
| 4 forty | 5 qt |
| 5 forty | 6.25 qt |
| 6 forty | 7.5 qt |
| 7 forty | 8.75 qt |
| 8 forty | 10 qt |
| 9 forty | 11.25 qt |
| 10 forty | 12.5 qt |
| 15 forty | 18.75 qt |
| 20 forty | 25 qt |
| 25 forty | 31.25 qt |
| 30 forty | 37.5 qt |
| 40 forty | 50 qt |
| 50 forty | 62.5 qt |
| 75 forty | 93.75 qt |
| 100 forty | 125 qt |
| 250 forty | 312.5 qt |
| 500 forty | 625 qt |
| 1000 forty | 1,250 qt |
About the units
- Forties (forty)
- Forties (40 fl oz), a US customary unit. Definition: Common US beer package sizes: 12 fl oz can or bottle, 22 fl oz bomber, 40 fl oz 'forty', 64 fl oz growler; kegs as fractions of the 31-gallon barrel.
- US Liquid Quarts (qt)
- US liquid quarts, a US customary unit. Definition: NIST Handbook 44 Appendix C (US customary units; US gallon = 231 in³).
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