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

? : 3839 :: 11 : 1209

Decode this picture on T-Shirt and tell what it says ?

A girl is twice as old as her brother and half as old as her father. In 50 years, her brother will be half as old as his father. How old is the daughter now?

Complete the table series riddle by finding the number that can replace "??".

Count the squares in the matchstick puzzle below?

Sherlock breaks into a crime scene. The victim is the owner who is slumped dead on a chair and have a bullet hole in his head. A gun lies on the floor and a cassette recorder is found on the table. On pressing the play button, Sherlock hears the message 'I have committed sins in my life and now I offer my soul to the great Lord' and followed a gunshot Sherlock smiles and informed the police that's its a murder.

Why did he think so?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

What English word has three consecutive double letters?

In the four images below, can you find the odd one out?

What has 88 keys?