Can you find out which number multiplied by itself will give the output as 12345678987654321?

I look at you, you look at me I raise my right, you raise your left. What am I?

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

Can you identify the Oscar-winning movie from the rebus below?

What's a single-digit number with no value?

What word does this rebus represent?

meta meta
meta meta

What goes up but never comes down?

In the four images below, can you find the odd one out?

I always drive my customer away.

Who am I?

Jack have ten pairs of black socks, eight pairs of white socks and seven pairs of green socks. Everything is mixed in a draw. As there is no light he were not able to identify the colour of the socks. How many of the socks did he want to take to match one pair