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

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

Can you find out the remainder when 3^300 is divided by 5?

What four weights can be used to balance from 1 to 30 pounds?

I speak without a mouth, and hear without ears. I have no-body, but I come alive with the wind. What am I?

Six people park their car in an underground parking of a store. The store has six floors in all. Each one of them goes to a different floor. Simon stays in the lift for the longest. Sia gets out before Peter but after Tracy. The first one to get out is Harold. Debra leaves after Tracy who gets out on the third floor.

Can you find out who leaves the lift on which floor?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

Identify the hidden meaning behind this picture?

What does it mean?

Why do Chinese men eat more rice than Japanese men do ?

What do you get if you add 2 to 100 four times?