Can you replace the question mark with the correct number?
All of the flowers I have are orchids except two. All of the flowers I have are hibiscuses except two. All of the flowers I have are roses except two. Can you tell me how many flowers I have?
Can you find out the number of the parking space in which the car is parked?
It's pretty hard to give up. If you remove a part of it, you will be left with a bit. Even if you remove another part, the bit still remains. Remove one more and it still remains. What is it?
In a mathematical quiz, you are asked the following question: Use three 9s in a mathematical expression without dividing or multiplying to form the number one. Can you answer the question?
Use only one mathematical symbol and all numbers (0-9) to get a sum of 99
What has no start, end, or centre?
Can you quickly find which two matchstick figures are identical?
Can you find a pattern and the missing number in the series given below? 100, 155, 258,? , 584, 819.
Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true. * * x * ===== * * *
Count the number of balls in picture below:
Jigsaw puzzles soared in popularity during the great depression, as they provided a cheap, long-lasting, recyclable form of entertainment.