What number should be placed in the box to complete the division calculation?

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?

Why did the ice arena get so hot after the big game (this is math related google it to find the paper

Rose bought a new hat when she was on vacation. the following formula describes the percent sales tax rose paid b=t-c/c