How many times can you subtract the number two from the number fifty?

If six children and two dogs were under an umbrella, how come none of them got wet?

John’s parents have three sons: Snap, Crackle, and what’s the name of the third son?

While going to your grandmother's house, you counted Twenty houses on the right side. While returning back to your home, you counted Twenty houses on the left side.

How many houses are there between your home and your grandmother's home?

I have no life, but I can die. What am I?

What word begins and ends with an E, but has only one letter?

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

There is a five-letter word which has 3 consonants(all are same) and 2 different vowels.
Also, something wrong is associated with the word.

Can you name it?

I am a type of vehicle that has two wheels and is powered by humans. What am I?
Hint 1: You can ride me for exercise.
Hint 2: I am environment-friendly.

The first two letters signify a male, the first three letters signify a female, the first four letters signify a great, while the entire world signifies a great woman. What is the word?