Find three numbers such that

* When we multiply three numbers, we will get the prime numbers.
* The difference between the second and the first number is equal to the third and second.

What's the only room from which no one can enter or leave

What have one eye but still cannot see?

Look at this sequence from top to bottom. What is the next number in the sequence?
1
11
21
1211
111221
312211

A few friends are enjoying their sea voyage in a boat full of apples. On the way, they felt hungry and thus decided to eat the apples. Together, they ate two dozen of apples. When they have eaten the apples, will there be any change in the water level?

No matter how little or how much you use me, you change me every month. What am I?

Find the hidden panda in the image below.

The peacock is a bird that does not lay eggs. How do they get baby peacocks?

A Club organizes a Running Race, and John, Jacob, Minda, and Tony participated.

The results are as follows

John beats Jacob
Minda beats Toni
Toni beats John

Who came first in the race?

Can you solve below mathematical equation?

2^1234 - 2^1233