56800235584 total possibilities
multiply each possibility per character to find the total possibilities of codes
26 lovercase letters +26 uppercase letters + 10 digits =62 possibilities per character.
62*62*62*62*62*62 =56800235584 possibilities
First, convert all the feet into inches, which is 66 inches in this case. Multiply that by 4 to get 264 inches. If you want, convert every 12 inches into a foot and leave the leftovers stay as inches, therefore 264 inches converts to 12 feet.
The most accurate estimate is 9 .
2.8/2 = 1.4 per liter
3.9/12 = 0.325 per liter
Bottle of juices have a higher liter is 1.4