There are 2 people near the river and both of them want to get on the other side. The boat can only take one of them. But they got across.
How?

They do not possess flesh or feathers or scales or bone
But still, they are blessed with fingers and thumbs of their own.

How do you go from 98 to 720 using just one letter?

Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

Find a 9-digit number, which you will gradually round off starting with units, then tenth, hundred etc., until you get to the last numeral, which you do not round off. The rounding alternates (up, down, up ...). After rounding off 8 times, the final number is 500000000. The original number is commensurable by 6 and 7, all the numbers from 1 to 9 are used, and after rounding four times the sum of the not-rounded numerals equals 24.

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?

In which direction should the missing arrow point?

A person is found murdered in his Chamber. When the crime scene is investigated, the Investigator find out that there is a calendar on which the victim has written a few numbers with his blood. The numbers are 4, 11, 11 and 4.

There are four suspects in the murder, John, Jacob, Anna and Lee. Can you find out who is the murderer?

Get total of 120 by using five zeros 0,0,0,0,0 and any one mathematical operator.
Do you ?

What have one eye but still cannot see?