No one wants to have it, but if one got it, he does not want to lose it. What is It?

Find the missing number in the sequence below:

Why Aeroplane windows are round?

Can you find out the total number of triangles in the given figure?

By moving exactly three matchsticks can you make the below equation true.It can be solved by 3 ways.

You have two buckets - one holds exactly 5 gallons and the other 3 gallons. How can you measure 4 gallons of water into the 5 gallon bucket?

(Assume you have an unlimited supply of water and that there are no measurement markings of any kind on the buckets.)

Replace all '*' with digits 1, 2, 3, 4, 5 and 6 to make below statement true.

* *
x *
=====
* * *

The cream is heavier than Milk. True or False?

Solve the equation in the image by looking at the pattern closely.

What kind of band never plays music?