This is Dr Bob’s quiz for December 2014 – Festive greetings. Please post yor witty/sarcastic answers as comments, in the box at bottom. I’ll try to moderate them quickly. At last, I’m trying to bring the pictures back into the quiz.
- What is this thing designed to do?
- Is this really Joseph Stalin, standing by the sea side?
- Leonardo’s design for a Military Tank – Spot the mistake!
- (No picture) (Hard) The series 1 + 1/2 + 1/3 + 1/4 + 1/5 + … never converges, so that it eventually reaches infinity; after how many terms does the sum get to 15?
- (Harder) Where is this race track?
For cut & paste:
(1) Yellow thing (2) Stalin (3) Tank (4) Math.series (5) Racetrack