Can you make four (4) nines (9) equal 100?

You see a mathematical expression in the picture. Can you think of a movie that this expression refers to?

You have to fill the below given grid in a manner that every row and column contains the digits 1 to 6. Also, make sure that the squares that are connected with each other must contains the same digit.

Solve the equation by replacing the alphabet with numbers.

MOM + MOM + NO = BOOK=

As easy as you can get into me, it is as hard to get out of me.

Do you know what I am?

What is the fewest number of coins that would be required in order to make sure each and every coin touches exactly three other coins?

2 ladies and 2 girls need to cross a river in a boat big enough for 1 LADY or 2 girls. How do they do it?

You are given a cube that is made with the help of 10x10x10 smaller cubes summing up to a total of 1000 smaller cubes. You are asked to take off one layer of the cubes.
How many remain now?

I have lakes with no water, mountains with no stone and cities with no buildings. What am I?

People are waiting in line to board a 100-seat aeroplane. Steve is the first person in the line. He gets on the plane but suddenly can't remember what his seat number is, so he picks a seat at random. After that, each person who gets on the plane sits in their assigned seat if it's available, otherwise, they will choose an open seat at random to sit in. The flight is full and you are last in line. What is the probability that you get to sit in your assigned seat?