You find yourself in a strange place guarded by two guards.One of the guard always say truth while other always lies.You don't know the identity of the two.You can ask only one question to go out from there. What should you ask?

A man lives on the fifteenth floor of an apartment building. Every morning he takes the elevator down to the lobby and leaves the building. In the evening, he gets into the elevator, and, if there is someone else in the elevator, or if it was raining that day, he goes back to his floor directly. Otherwise, he goes to the tenth floor and walks up five flights of stairs to his apartment. Can you explain why he does this?

Irene killed hundreds of people mercilessly and yet the police were not able to put her behind the bars. Why?

How many times can you subtract the number 5 from 25?

What number does the below three word/phrase identify and why?
1. Deck
2. Year
3. Singing in the Rain

In the image below, can you find the value of an angle(y)

Can you name an animal whose killing cannot be performed without spilling your own blood?

Dwayne Johnson was running away with the loot from a heist in his car along with Vin Diesel. One tire was punctured and he dropped down to replace it. While changing the wheel, he dropped the four nuts that were holding the wheel and they fell into a drain. Vin Diesel gave him an idea using which they were able to drive till the rendezvous point.

What was the idea ?

2, 3, 5, 9, 17, _ What is the next number in the sequence?

Guess the hidden movie name?