Can you find a number that lies one third of the distance between 1/3 and 2/3?

Through your logical capabilities, can you make 7 an even?

The square root of number 121 is "11". What is the square root of the number "12345678987654321."?

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?

Why is it very easy to weigh a fish?

John killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

How many Watermelons are there in the below picture?

You along with your friend are standing in front of two houses. Each of those houses inhabits a family with two children.

Your friend tells you the below two facts:
1) On your left is a family that has a boy who likes accounts but the other child loves science.
2) On the right is a family with a seven-year-old boy and a newborn baby.

You ask him, "Does either of the family have a girl?"

To this, he replies, "I am not quite sure. But can you guess that? If you are right, I will give you $500."

Which family do you think is likely to have a girl?

There is one thing that goes round the house and also inside the house but never even share a brief touch. What is it?

What runs around the whole yard without moving?