It is always ahead of me yet I can never see it. What is it?

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?

Imagine a box with two cogwheels, one big with 24 teeth and one small with 8 teeth. The big one is firmly attached to the center of the box which means it does not turn or move while the small one rotates around the big one.

How many times do you think that the smaller wheel will turn compared to the box when it turns once around the big one?

How far can you walk into the woods?

Can you name three consecutive days without using the words Monday, Tuesday, Wednesday, Thursday, Friday, Saturday, or Sunday?

Today, I celebrated my 32nd birthday but I was born in 1972.
How is this possible?

What does below Rebus mean ?

esgg sgeg gegs gsge

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

If I remove one from eleven it becomes Ten and if I remove one from nine also becomes Ten. How?

You are given four results as below:
1111 = F
2222 = E
3333 = T
Then, can you find out how to code 4444?