What is the word or phrase?

There was an aeroplane crash, every single person died, but two people survived. How is this possible?

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

A man fell off a smuggling boat into deep water. He could not swim and he was not wearing anything to keep him afloat. It took 30 minutes for the people on the boat to realize someone was missing. The missing man was rescued two hours later on the return trip. Why didn't he drown? Note:- He didn't know swimming, the sea was deep, and He wasn't holding anything

If nine thousand, nine hundred nine dollars is written as $9,909,
how should twelve thousand, twelve hundred twelve dollars be written?

They are three errirs in this question. Can you find them?

Can you guess the name of the month by looking the below rebus ?

Before Mount Everest was discovered, what was the highest mountain in the world?

I hide my treasure in the ground, my tail is big and fluffy. If you spot me in a tree, please don’t call me scruffy. What am I?

If we tell you that there is a relation between the numbers and letters in the given figure, can you analyze it and find the missing letter in the last box?