There are eight girls competing in an ice skating competition, in how many ways can they finish in first, second, and third place?

True or false? many triangular shapes can be circumscribed about a given circle

The ratio pv to nrt is plotted against pressure for ch4 at 0°c and 200°c. why does the curve for 0°c drop below the horizontal line for an ideal gas whereas the curve for 200°c does not?

True or false look at the picture pls : /