Three doctors said that Bill was their brother. Bill says he has no brothers. How many brothers does Bill actually have?

If a zookeeper had 100 pairs of animals in her zoo, and two pairs of babies are born for each one of the original animals, then (sadly) 23 animals don’t survive, how many animals do you have left in total?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

Why are televisions attracted to people?

Why 1729 is a magic number? Answer Logically.

John is 45 years older than his son Jacob. If you find similarities between their ages, both of their ages contain prime numbers as the digits. Also, John's age is the reverse of Jacob's age.

Can you find their ages?

What is black when you buy it, red when you use it, and gray when you throw it away?

Make eight squares by moving only two matchsticks.
Note- Square can be of different sizes.

As you can see that fifteen matches have been used to form an arrangement. What you have to do is remove any six of them to make them ten.

All of you like to eat me. I am a five-lettered word. Remove the first two and I turn into an infamous animal. Remove just the first and I become a heinous crime. Remove the first and the last and you can groove on me.

Can you guess who am I?