if 83% of a substance by mass is water and a sample of the substance contains 52 grams of water, what is the mass of the sample?

What are the steps to solving the inequality 3b + 8 ≥ 14?

Which of the following is an irrational number

Robert plans to make a box-and-whisker plot of the following set of data. 27, 14, 46, 38, 32, 18, 21 find the lower quartile, the median, and the upper quartile of the set? lower quartile: 19.5; median: 29.5; upper quartile: 42 lower quartile: 14; median: 27; upper quartile: 46 lower quartile: 18; median: 27; upper quartile: 38 lower quartile: 16; median: 29.5; upper quartile: 42