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

Can you make a fire with just a single stick?

Replace the letters of words with a number so that the below equation holds true

BASE +
BALL
---------
GAMES
----------

Find out the number of circles in the given picture having Illusion

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?

Five teams were competing in cricket where they faced each other exactly once. After the tournament, the following is the point table.

DareDevils 6
SuperKings 5
Royals 4
Sunrisers 2
Riders ?

How many points did Riders end up with?

Find the Odd One Out?
84129
32418
47632
36119
67626
72927

What can run but never walks, has a mouth but never talks, has a head but never weeps, has a bed but never sleeps?

I know a country, If you remove the last alphabet of its name, it will become a part of your body. Do you name it?

A new Engineering building containing 100 offices had just been completed. John was hired to paint the numbers 1 to 100 on the doors. How many times will John have to paint the number nine (9)?