What Does this text mean:

important=important

Which is the rope you never skip with?

As a whole I am both
safe and secure.

Behead me and I become
a place of meeting.

Behead me again and I am
the partner of ready.

Restore me, and I become
the domain of beasts.

What am I?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

Can you find the mistake in the below statement?

A person is found murdered in his Chamber. When the crime scene is investigated, the Investigator find out that there is a calendar on which the victim has written a few numbers with his blood. The numbers are 4, 11, 11 and 4.

There are four suspects in the murder, John, Jacob, Anna and Lee. Can you find out who is the murderer?

What's the next in the series?

H, Be, F, S, Mn, Kr, In, Gd, Tl, ?

Decode the below four famous ciphers:

8P of the SS
1M of the E
1S of the SS
60M in 1H

If a boy blows 18 bubbles,
Then pops 6 eats 7 and then
He pops 5 and blows 1.
How many are left?

Can anyone tell me a word in the English dictionary which has a silent 'z'?