All of Jacob's shoes are red except two. All of Jacob's shoes are green except two. All of Jacob's shoes are yellow except two. How many shoes does Jacob have?
What three numbers, none of which is zero, give the same result whether they’re added or multiplied?
Why Wine Glass Stem is so long?
A little girl goes to the store and buys one dozen eggs. As she is going home, all but three break. How many eggs are left unbroken?
Can you find the company name in the pictogram below?
A train full of passengers goes through a tunnel. When the train comes out from the other end, there is no single person on the train. How did it happen?
How many words can a quill made with the feather of a pigeon write with a 100ml bottle of black ink?
The centre of the third figure is empty. What digit should fit inside?
2, 3, 5, 9, 17, _ What is the next number in the sequence?
Andrew’s doctor gives him three pills and tells him to take one every half hour. How much time will have passed by the time Andrew’s taken all three pills?
The square root of number 121 is "11". What is the square root of the number "12345678987654321."?
In the 1920s, people feared that crossword puzzles would contribute to illiteracy.