... 1 8 22 22 43 43 43 What is the smallest n for which 2017 is in the sequence of centred n-gon numbers? 29. A friend and I play a game. We each start with two coins. We take it in turns to toss a coin; if it comes ...
... Republication, systematic copying, or multiple reproduction of any part of this material is permitted only under license from the Chiuchang Mathematics Foundation. Requests for such p[r] ...
... Republication, systematic copying, or multiple reproduction of any part of this material is permitted only under license from the Chiuchang Mathematics Foundation.. Requests for such [r] ...
... 1 8 22 22 43 43 43 What is the smallest n for which 2017 is in the sequence of centred n-gon numbers? 29. I have a large number of toy soldiers, which I can arrange into a rectangular array consisting of a number ...
... 19. Farhad, Greg and Huong were dismantling their marble madness machine and had 2017 marbles to share. They split them so that Farhad had exactly twice as many as Greg, and Greg had twice as many as Huong, with ...
... Republication, systematic copying, or multiple reproduction of any part of this material is permitted only under license from the Chiuchang Mathematics Foundation.. Requests for such [r] ...
... 24. In this year of 2017, my family is in its prime: I am 7, my brother is 5, my mother is 29 and my father is 31. All of our ages are prime numbers. What is my father’s age the next year that my family is in its ...
... However, Donald wants the left shoe of each pair to be somewhere to the left of the corresponding right shoe.. How many ways are there to do this.[r] ...
... In the 4 by 4 square shown, I am filling in the 16 small squares with the numbers 1, 2, 3 and 4 so that each row and each column has one of each of these numbers... I have a rectangular [r] ...