Complete the following series. It.s very logical:

1, 4, 5, 6, 7, 9, 11, __?

What is the Surname of Barbie Doll?

Detective Rockford was jogging near the beach at 4:30 am.
He hears a sound near the shack "No Michael, Please Do not shoot me".
Next instance he heard the sound of gunfire. Rockford rushes to the shack where he finds women lying dead and a gun in close proximity of three "Doctore Lawyer and a Teacher".

Rockford immediately knew that the Lawyer has committed the crime. How?

What makes this number unique: 8,549,176,320?

What jumps when it walks and sits when it stands?

Which is the smallest number that you can write using all the vowels exactly once?

Begin with a word, five letters to my name,
Remove the first and last but I am the same
Take out my middle and still, I remain.
What word am I?

See the given image carefully. What you have to do is move the blue checkers in the position of the black checkers and vice versa. You are only allowed to move the checker to an adjacent empty space. Do it in the least possible moves.

How is a fly different from a mosquito?

In the four images below, can you find the odd one out?