In a concert, Christina is performing a dance show with her group.
At 10:00, she and her crew were dancing in an absolutely straight line. At that time Christina was standing in 4th position from both the front and back end of the row.

What was the size of her crew?

To attend world science seminar, A famous chemist from Mexico visit
London. In the lab, the scientist was killed and his six assistants were under suspicion of killing the chemist.
Name of six assistants: Austin, Wayne, Dege, Oscaru, Lingard, and Rojo.
He left a note "76-20-44 79-16-22-7"

A local detective Jack was called to solve the case,

After reading the note, Jack instantly asked the police to arrest the murderers.

Who are the murderers?

A plane crashed between the border of Mexico and America. Where do you bury the survivors?

I look at you, you look at me, I raise my right, you raise your left. What am I?

A man desired to get into his work building, however he had forgotten his code.
However, he did recollect five pieces of information
* Fifth number + Third number = 14
* The fourth number is one more than the second number.
* The first number is one less than twice the second number.
* The second number and the third number equals 10.
* The sum of all five numbers is 30.

What is the code ?

Bay of Bengal is in which state?

Which city is three-fifths chick two third cat and 50% goat?

You throw me out when you want to use me and you take me in when you don't want to use me.

Who Am I?

I am weightless, but you can see me. Put me in a bucket, and I'll make it lighter. What am I?

Name a key which is hardest to turn.