The water to cement ratio is the most important factor in concrete strength. The ratio is, as it’s name implies, the ratio of water to cement. $latex w/c\: ratio = \frac{weight\: of\: water\: (lbs)}{weight\: of\: cement\: (lbs)}&s=2$ If you can measure the volume of water, a common conversion is: $latex Weight\: of\: Water\:(lbs)\: =\: 8.33\cdot […]