Can you solve this amazing hard number series problem?
7, 8, 10, 12, 16, 18 ?

What has lots of eyes, but can’t see?

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?

I am never scared but became petrified and can’t live in a house but would die to make one. What am I?

How will you measure 15 minutes using two hourglasses of 7 minutes and 11 minutes respectively?

What does below Rebus say?

XLR8

You can find some missing letters in the picture. By placing two particular letters in the spaces, you can form a nine lettered word beginning from one of the corners and going clockwise direction to the middle. Can you find out the letters and the word?

why number 8549176320 is one of a kind?

What has hands, but can’t clap?

When you stop to look, you can always see me. But if you try to touch me, you can never feel me. Although you walk towards me, I remain the same distance from you. What am I?