Can you solve the photo plexer logic ?

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

You can see it everyday, But cannot touch it at will. What is it?

I am soft and cuddly that soothe your heart. But, If you pick my last name I am going to tear you all apart. Who am I?

Rearrange the letters in "new door" to make one word.

In the picture given below, can you find out which digit will take place of the question mark?

I am white when I am dirty, and black when I am clean. What am I?

Can you make numbers like 24, using numbers 3,3,7 & 7 with any arithmetic operator?

Name one eight-letter word with 'kst' in the middle, 'in' the beginning, 'and' at the end.?

Christina is older than Kareena and Karishma. Katrina is older than Karishma and younger than Kareena. If Kareena has a brother named John, who is older than Christina, who's the youngest?