The Hardest Questions EVER!

So These are the Hardest questions 

But wait There is 14 levels Each Level will be harder and harder 

Also The Last Question IS A QUESTION THAT EVEN SCIENTISTS Could Not SOLVE!

Without talking lets get straight into it.

Also These will be easy If someone could not solve it They Are just dumb

Question - 1

If You add 2 Letters To me i will become Even short Than i am What am i And what letters should i add To Become Shorter??????????

Try to solve this with 10 Seconds

Question - 2

What is a Half dozen + Half Dozen?

Question - 3

What is 250 + 210

Question - 4

8.1 Billion Existing Thing Cannot Survive On Me

I Have Over 1100 animals in me

I Am in the edge of the Earth

I Am Also Very cold And i am A Continent What am i????????

Nah just delete it I Just want Everyone to keep it a secret.

??

I Dont know what ur Talking about.

#6 Actually humans can survive in Antarctica.

But They Literally Cannot Live there forvever Right?

Yep In 5 Billion years all this humans and earth! Is gonna end

Yep, at this point we are only interested in the final question lol.

Question - 5

After A Adult Cockroach Lays a Egg and after The Egg Is Hatched

What is it called then?

larva?

Question - 6

is * Geothermal * A Renewable resource or a NON - Renewable Resource?

renewable ig

Question - 7

The 1st Sister Is cooking

The 2nd Sister Is Washing the clothes

The 3rd Sister is Looking the View Outside her Window

The 4rth Sister Is Playing UNO

The 5th Sister Is Watching A Movie

The 6th Sister Is Eating Food

The 7th Sister Is Playing Games On Her Phone

What is The 8th Sister Doing?

NOPE