A shepherd had 18 sheep, out of which, all but ten died.

Can you tell us how many sheep was he left with?

What does this mean?

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When it's bad luck to meet a black cat?

It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

Replace the question mark with the correct number in the below-given picture?

The Puzzle: Here is a famous prize problem that Sam Loyd issued in 1882, offering $1000 as a prize for the best answer showing how to arrange the seven figures and the eight 'dots' .4.5.6.7.8.9.0. which would add up to 82

Below the four parts have been reorganised. The four partitions are exactly the same in both arrangements. Why is there a hole?

My sock drawer has 26 blue socks, 13 pink socks, 33 green socks, and 12 red socks, how many socks would I have to pull out in the dark to be sure I had a matching pair?

A Scientist was fifty years old in the year 2000 but he was forty years old in the year 2010. How can this be possible?

PS: It has a logical answer.

When I go in I might cause pain. I cause you to spit and ask you not to swallow. I can fill your hole. What am I?