You may enter, but you may not come in. I have space, but no room. I have keys, but open no lock. What am I?

Whats the next number in the below number sequence pattern.

Solve The below Equation:

ALFA + BETA + GAMA = DELTA

Can you count the number of lines in the below picture?

There are two insects on a tile. Insect X is sitting on one side of the tile (point A) and Insect Y is sitting opposite on the other side of the tile (point B). Now both of them decide to change their position and thus X starts crawling to point B and Y starts crawling to point A. When they meet and pass each other in between, X takes 20 seconds to reach B and Y takes just 5 seconds to reach A.

Can you calculate the total time each of the insects took to change their positions?

What is the longest word in the dictionary?

What does does this rebus picture means ?

Take away my first letter, then take away my second letter. Then take away the rest of my letters, yet I remain the same. What am I?

I look at you, you look at me, I raise my right, you raise your left. What am I?

what's the probability of getting a king or a queen from a pack of 52 cards?