A lion and its tamer are standing inside a cage that measures 1 unit in radius. Both of them can effortlessly run at the speed of 1 unit maximum.

1) Suppose the lion is hungry, will he be able to eat up the tamer?
2) If yes, how long can the tamer survive?

If you paint a brown house white it will become a white house. If the stoplight changes from red to green, then the light is green. So, if you throw a white shirt into the Red Sea, what will it become?

Can you solve this picture maths equation?

I have Rs.50 and I spend it in the way as below.

I look at you, you look at me, I raise my right, you raise your left. What am I?

What is the word or phrase below?
R | E | A | D

Find the missing letter in the last circle logically in the given below picture.

When my father was 31 I was 8. Now he is twice as old as me. How old am I?

My location can be determined by the below rebus.
So where am i ?

Once upon a time, there was a castle on a square island. The entire island was surrounded by a 14m wide trench. The Romans had wanted to invade the castle and had brought a few wooden planks along with them to facilitate themselves in crossing the moat. The planks were however found to be only 13m long.

The Romans still managed to cross the trench. How did they do it?