Suppose that you are trapped on the surface of a frozen lake. The surface is so smooth and ideal that there is no friction at all. You cant make any grip on the ice and no wind is blowing to help you out. You have just a mobile phone with you which has got no reception disabling you to call for help.

How will you plan your escape before you freeze to death on the frozen lake?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

John enters a small room. The Door Closes.
When the door opens, John is in a larger room.

Explain?

Replace the question mark with the number below given a simple math problem.

How many cubic feet of dirt are in a hole of one foot deep, three feet long, and two feet wide?

Before the start of the car race, John and Jacob have the same amount of fuel in their car. With this fuel, John can drive for 4 hours while Jacob can drive five hours.
After a time they realize that the amount of fuel left in John's car is 1/4th of the fuel in Jacob's.

For how long they are racing?

Bay of Bengal is in which state?

What is the next number in this series?

4,12,84,3612....

On a magical land of Mexico , all the animal in the land are rational.

There are 10 tigers and one goat.
Tiger can eat goat but since it's a magical land , the tiger who eats the goat , turns into goat and then can be eaten by the remaining tiger(s).

If we leave them for some time then how many goat and tiger will be there , when we come back ?

Which is the smallest number that you can write using all the vowels exactly once?