Are you maddest?

Scoring

a) = 50
b) = -0.5796301717 {recurring}
c) = 4
d) = 337
j) = 56,000,000½;
z) = z + t2 helps you to draw nice right angles.

If your score is a number, you are mad.

People whose scores are the same as the number of a freight train they once saw in Didcot at 3.17 in the afternoon are sad.

People without scores probably don't have language either and are irrelevant.

People reading this sentence are mad, unless they fail to read the end. Except that they are anyway.

I'm raving pronoun.

Still completely other