Which value plotted on the number line rounds up when rounded to the nearest tenth?

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30

Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe