Can you write down eight eights so that they add up to one thousand?

If you go to the movies and you're paying, is it cheaper to take one friend to the movies twice, or two friends to the movies at the same time?

By including only four matchsticks in below picture, you have to make "Four Triangles And Two Squares"

A man is sitting in a pub feeling rather poor. He sees that the man next to him is extremely rich. He turns to the rich man and says to him, 'I have an amazing talent; I know almost every song that has ever existed.'
The rich man laughs.
The poor man says, 'I am willing to bet you all the money you have in your wallet that I can sing a genuine song with a lady's name of your choice in it.'
The rich man laughs again and says, 'OK, how about my daughter's name, Joanna Armstrong-Miller?'
The rich man goes home poor. The poor man goes home rich.

What song did he sing? A man is sitting in a pub feeling rather poor. He sees the man next to him pull a wad of £50 notes out of his wallet. He turns to the rich man and says to him, 'I have an amazing talent; I know almost every song that has ever existed.' The rich man laughs. The poor man says, 'I am willing to bet you all the money you have in your wallet that I can sing a genuine song with a lady's name of your choice in it.' The rich man laughs again and says, 'OK, how about my daughter's name, Joanna Armstrong-Miller?' The rich man goes home poor. The poor man goes home rich. What song did he sing?

In this image, you can see three almost identical Doraemon images. Can you spot the odd one out from them?

Our product and our sum always give the same answer. Who are we?

The answer I give is yes, but what I mean is no. What was the question?

Can you identify if it's a murder or a suicide ?

What is the Surname of Barbie Doll?

I am the beginning of everything, the end of everywhere. I'm the beginning of eternity, the end of time and space. What am I?