Christina has four daughters, and each of her daughters has a brother. How many children does Christina have?

With the help clues provided in the image, can you find the 5 digit key?

Until it is measured, not known. Yet how you miss it when it has gone. What is it?

How can you write nineteen in a manner that if we take out one, it becomes twenty?

If you drop me I’m sure to crack, but give me a smile and I’ll always smile back. What am I?

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?

What does a man do only once in his lifetime, but women do once a year after they are 29?

A train leaves from point A for point B at 80 mph. After half an hour, another train leaves from point B for point A at 60 mph.

Which of the trains will be farther from point A when they meet ?

Five teams were competing in cricket where they faced each other exactly once. After the tournament, the following is the point table.

DareDevils 6
SuperKings 5
Royals 4
Sunrisers 2
Riders ?

How many points did Riders end up with?

Solve the rebus riddle in the picture below.