What is black when you buy it, red when you use it, and gray when you throw it away?
What has to be broken before you can use it?
What is the value of 1/2 of 2/3 of 3/4 of 4/5 of 5/6 of 6/7 of 7/8 of 8/9 of 9/10 of 1000?
Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?
What kind of band never plays music?
There is a square of a particular number which when doubled, becomes 7 more than its quarter. Can you find the number?
What goes up but never comes down?
You see me once in June, twice in November, and not at all in May. What am I?
With the help clues provided in the image, can you find the 5 digit key?
John said, "If yesterday was tomorrow, today would be Friday." When did John make this statement?
The centre of the third figure is empty. What digit should fit inside?
In Canada, a mathematical puzzle must be solved in order to win the lottery to classify it as a “game of skill” not gambling.