Just a blog from me, teaching English and instructing teachers in a TEFL course, in Mexico city.
Unanswerable? They're all shockingly easy...42, no, no, food, yes, Jesus, a chemical reaction, a secret, no, your full life time and not a second more.
They missed the one big question that contains them all: "Why is there something rather than nothing?"
Interesting...and how about the caramilk secret?