Until it is measured, not known. Yet how you miss it when it has gone. What is it?

What seven-letter word has hundreds of letters in it?

In order to complete the racing competition, the Mexico racetrack has to submit its top and the most famous three horses to win the competition. Due to an electrical storm, all the records are cleared and no one knows which horse holds the record. They all look identical and it becomes even more difficult to differentiate the horses. There are 25 horses in the Mexico racetrack. But there can be only five horses at a time on the track. What will the least number of races that can be conducted to find out the three fastest horses?

You can see it everyday, But cannot touch it at will. What is it?

On a bus, there is a 26-year-old pregnant lady.
A 30-year-old policeman.
A 52-year-old random woman.
And the 65-year-old driver.

Who is the youngest?

What is the coolest letter in the alphabet?

Can you find a pattern and the missing number in the series given below?

100, 155, 258,? , 584, 819.

I am five letter word that is under you.
If you remove my 1st letter, then I am over you.
If you remove my 1st and 2nd letters then I am all around you.

Who am I?

Count the number of triangles in the given picture.

Can you find out the remainder when 3^300 is divided by 5?