Replace the 'X' with any mathematical symbol to make the expression equal to 111.

18 X 12 X 2 X 3 = 111

Find out the missing number in the picture attached:

what does the below rebus mean?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

It's a 7-letter word.
If we remove 1 letter from it, it remains the same.
If we remove 2 letters from it, it remains the same.
If we remove 3 letters from it, it remains the same.
If we remove all the letters from it, still it remains the same.
What is it?

When it is alive we sing, when it is dead we clap our hands. What is it?

You have two strings whose only known property is that when you light one end of either string it takes exactly one hour to burn. The rate at which the strings will burn is completely random and each string is different.

How do you measure 45 minutes?

I am eight letters long - "12345678"
My 1234 is an atmospheric condition.
My 34567 supports a plant.
My 4567 is too appropriate.
My 45 is a friendly thank-you.
My 678 is a man's name.

What word am I?

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

Explain?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"