What is in seasons, seconds, centuries and minutes but not in decades, years or days?

You are trapped in a room with two doors. One leads to certain death and the other leads to freedom. You don't know which is which.
There are two robots guarding the doors. They will let you choose one door but upon doing so you must go through it.
You can, however, ask one robot one question. The problem is one robot always tells the truth, the other always lies and you don't know which is which.
What is the question you ask?

Cristina was born in 1888. She just had her 30th birthday today how did that happen?

I have a big mouth and I am also quite loud! I am NOT a gossip but I do get involved with everyone's dirty business.

Kids with the most attentive eyes can spot a different watermelon in 4 seconds. Can you? Test your eyes now!

Can you identify the famous TV character from the rebus below?

In the Thar desert, 3 men found a big 24L Jar is full of water. Since there is a shortage of water so they decided to distribute the water among themselves such that they all have equal amounts of it. But they only have a 13L, a 5L and an 11-litre Jar.

How do they do it?

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

While going to your grandmother's house, you counted Twenty houses on the right side. While returning back to your home, you counted Twenty houses on the left side.

How many houses are there between your home and your grandmother's home?

When can we add 2 to 11 and get 1 as the correct answer?