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

What you cannot hold but it is yours?

Without looking at a calendar, within a minute name, a boy's name using 5 consecutive 1st letters of 5 consecutive months

John was going on a jungle trip. He asked his wife to pack something to eat, something to drink and something to burn if he feels cold in the jungle. When John opens the backpack he found just one thing in the bag. What was it?

What has six faces, but does not wear makeup, has twenty-one eyes, but cannot see?

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

Cristina leaves home and then she makes exactly 3 left turns and returns home where she found 2 girls wearing the mask.

Who are these two masked girls?

Always in you, Sometimes on you;

If I surround you, I can kill you.

What am I?

How can you take 2 from 5 and leave 4?

There are five vowels (a, e, i, o, u) in the English language.
Can you tell us a word that contains all these vowels?