Which is the fastest country in the world?
A large volume of water is gushing through a pipe which narrows at the outlet. At which point, A, B, C or D will the water flow fastest?
Santa leaves for his deliveries with only 7 reindeer. Here is the line up: * Last in line is dasher. * Danser is between Prancer and Vixen. * Comet is at one end of the line. * Three reindeer are between Comet and Cupid. * Vixen is not in the middle of the line. * Donner is behind Cupid. Can you name the reindeer from first to last?