Replace each alphabet with the number (1-9) to make the below equation correct.

AB * C = DE - F = GH / I

How many times do a clock's hands overlap in a day ?

The ages of a father and son add up to 66.
The father's age is the son's age reversed.
How old could they be?
(3 possible solutions).

In the image below, you can see two glasses and two matchsticks.You need to move four matchsticks in such a manner that the crosses come inside the glasses. Note: you cannot move the crossed.

I have branches, but no fruit, trunk or leaves. What am I?

who is silent in the parliament?

What is the Surname of Barbie Doll?

Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

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

Can you find out what is missing?

1 3 5
2 4 ?

Hint: It's not six. Think out of the box.