Place a mathematical symbol between the numerals 5 and 9 in such a way that the resulting number is greater than 5 but smaller than 9.

What's a single-digit number with no value?

A high school has a strange principal. On the first day, he has his students perform an odd opening day ceremony:

There are one thousand lockers and one thousand students in the school. The principal asks the first student to go to every locker and open it. Then he has the second student go to every second locker and close it. The third goes to every third locker and, if it is closed, he opens it, and if it is open, he closes it. The fourth student does this to every fourth locker, and so on. After the process is completed with the thousandth student, how many lockers are open?

Find the combined weight of the Cat, Dog and Rabbit in the given picture.

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

You can see three almost identical images below. Can you spot the odd one out from them?

Your mother’s brother’s only brother-in-law is asleep on your couch. Who is asleep on your couch?

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?

Can you solve the photo plexer logic ?

How can you drop a raw egg from a height onto a concrete floor without cracking it?