With the Sundance Film Festival right around the corner, I thought it would be appropriate to re-publish a little post I wrote some time ago in the waning days of the 2008 fest. Originally published ...

How do we know if a graph represents either direct or inverse proportionality? We look for certain features of the graph and perform some test calculations to help us decide. Look at this graph: The ...

More decorators working on a job would reduce the time to complete the task. They are inversely proportional. If two quantities are inversely proportional, one increases as the other decreases at the ...