With the help clues provided in the image, can you find the 5 digit key?

what one word does the below rebus identifies?

Can you fill the blank with the correct number?

6 30 870 756030 _____

Find the next number in the series below

21 32 54 87 131 ?

Can you decipher the following common phrase?

T M C
A U O
H S M
W T E

Why did Navjot Singh Sidhu put the new January calendar in the freezer

There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.

Christina is practising her dance steps along with her friends. In a particular sequence, all of them form a row. At that point, Niharika is standing in the 4th position from either end of the row.
Can you find out how many girls are practising together?

Rebus Puzzle Definition: A rebus is an illusion device that uses pictures to represent words or parts of words.
What does This Rebus Puzzle Identify?

Here is a conversation between a couple who both are software professionals.

Husband: Hey! What is your date of birth?
Wife Replied Angrily: It is 591062400
Husband after doing some calculations replied, "Got It".

What is the DOB of the wife?