what does the below rebus means?

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

Which Burger Is Different in below image?

Why do you find that most of the buildings are deprived of the 13th floor?

Find three numbers such that

* When we multiply three numbers, we will get the prime numbers.
* The difference between the second and the first number is equal to the third and second.

Can you count the number of seconds in a year?

Clue: You need to bother about calculation.

Your last good ping-pong ball fell into a narrow metal pipe embedded one foot deep in concrete.
How can you get it out undamaged, if all the tools you have are your tennis paddle, shoe laces, and plastic water bottle, which does not fit into the pipe?

Can you arrange four 9's and use at most 2 math symbols, to make the total 100?

Solve the following series:
AZ, GT, MN, __, YB

I got a bee but no honey.
got an eye but am still blind.
got a sea but no water.
got a tea but no coffee.
got a why but no answer.

What Am I?