What number comes next in this sequence:
7 8 5 5 3 4 4 _

If you had a pizza with crust thickness 'a' and radius 'z', what's the volume of the pizza?

Can you decipher the two rows to find the hidden word?

In the figure, you can see nine stars. What you have to do is connect all of them by using just four line and without lifting your hand i.e. in a continuous flow.

A bag contains 64 balls of eight different colours. There are eight of each colour (including red). What is the least number you would have to pick, without looking, to be sure of selecting 3 red balls?

What goes through cities and fields, but never moves?

Spelt forwards I’m what you do every day, spelled backwards I’m something you hate. What am I?

A man walked into a pub and went straight towards the Barman. He asked for a dirty martini from the Barman. The Barman thought something and then pulled out a pistol from his drawer and aimed it directly at the man. Why did he do that?

In the given figure, move three matchsticks so that the resulting figure contains two rectangles.

If,

6 / 7 = 2
3 / 9 = 7
8 / 2 = 6

Then

4 / 5 = ?