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?

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

Christina is practising her dance steps along with her friends. In a particular sequence, all of them form a row. At that point, Niharika is standing in the 4th position from either end of the row.
Can you find out how many girls are practising together?

My cousin lives in one story house in Antarctica. His house is made the of-of sandstone. what is the color of stairs?

The product of three consecutive numbers is 7980.
Then the sum of these consecutive numbers would be?

Find the smallest sentence with all the English alphabet.

People make me, save me, change me, raise me. What am I?

A man calls his dog from the opposite side of a river. The dog crosses the river without a bridge or a boat and manages to not get wet. How is this possible?

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

I have branches, but no fruit, trunk or leaves. What am I?