What does below Rebus say?

XLR8

Take number 1000 and then add 20 to it.
Now add 1000 one more time.
Now add 30.
Now add 1000 one more time.
Now add 40.
Now add 1000 one more time.
Now add 10.

What is the total?

Prove that the below maths equation is true.

8 + 8 = 91

Take one out and scratch my head, I am now black but once was red. What am I?

Christina is older than Kareena and Karishma. Katrina is older than Karishma and younger than Kareena. If Kareena has a brother named John, who is older than Christina, who's the youngest?

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

Two in a corner, one in a room, zero in a house, but one in a shelter. What is it?

A man hijacks an aeroplane transporting both passengers(8 of them) and valuable cargo. After taking the cargo, the man demands nine parachutes, puts one of them on, and jumps, leaving the other eight behind. Why did he want eight?

They came out at night, without being called.
They lost at day, without being stolen.
Who are they?

I travel all around the world but always stay in the corner. What am I?