Prove that twice of ten is the same as twice of eleven.

Can you solve below mathematical equation?

2^1234 - 2^1233

Find the number of squares in the below-given picture.

Why do we preferably have round manhole covers and not square ones?

A red house is made out of red bricks. A yellow house is made out of yellow bricks. And, a blue house is made out of blue bricks. So, what is a greenhouse made of?

In the following picture, E is going to slide the object down and as per the terrain and the physics, the round object is going to travel all the way till the end. Now, can you analyze who all people will die when it happens?

What goes through cities and fields, but never moves?

I have no life, but I can die. What am I?

The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member. Find how much younger is the new member ?

I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?