Replace the question mark with the correct number, given the pair of numbers exhibits a similar relationship?

? : 3839 :: 11 : 1209

If 5 cats catch 5 mice in 5 minutes, how long will it take one cat to catch a mouse?

I am a normal creature, but I have five hands. I can even have more but even then I will be considered normal.

Who am I?

What does it mean?

A man is found dead with a knife in his back When the investigation is done. A chair lays beside him and the forensic team finds moisture around the body.

If he committed suicide, how did he do it?

Jenifer and Jesica are having a conversation.

Jenifer: I am definitely not over 30.
Jesica: I am 28 and you are surely 5 years older to me at least.
Jenifer: No, you are at least 29.

You are told that both of them are lying throughout in the conversation. Can you find their respective ages?

Rearrange the letters in "new door" to make one word.

I am a five-letter word and comprises two different vowels and three same consonants. I am so strong that I can spoil your entire work.

Can you find out who am I?

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

No one wants to have it, but if one got it, he does not want to lose it. What is It?