A litmus test is used in Chemistry to determine if a solution is acidic or basic using litmus or litmus paper. Litmus testing is so common and well known that the phrase is also used to mean something that is a strong indication of future success or failure.

From a math perspective, I have provided a set of focused unit questions that can be used as a litmus test to determine if you are ready to be assessed. Are you ready?

Be sure to check the solutions that follow.