What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?
How many triangles can you find in this given picture?
Is the statement valid that it does not matter how much older a sibling is, eventually the younger one will be half as old as the older one?
I am a number I am not an odd number I am higher than 90 I am not higher than 100 If you subtract me from 100, you get nothing. What number am I?
Can you find out the total number of triangles in the given figure?
You have two buckets of 11 liters and 6 litres. How can you measure exactly 8 litres?
I add 5 to 9 and get 2. The answer is correct, so what am I?
What can you see in the middle of March and April that you can never see in any other month?
I get hot but I never sweat, I cook food but I am not a chef, I have a door but you can't enter me, I have a light but I am not a lamp. Who am I?
Solve the mathematical equation in the picture below.
Why did Buffon take the goal with him after every Juventus match?
The day before the 1996 U.S. presidential election, the NYT Crossword contained the clue “Lead story in tomorrow’s newspaper,” the puzzle was built so that both electoral outcomes were correct answers, requiring 7 other clues to have dual responses.