if four people played a chess tournament such that in the first game both the couples are married ,the men won two games and womwn won a game the first couple won more games than the other anyone who lost a game did not play a subsequent game
Students attend our lectures, not because the mathematics we teach ‘makes lots of fun’ for us, but because they believe they can learn some essential knowledge from us. And each of our young students has only one life to live. We should therefore be a