A number with an interesting property:

When I divide it by 2, the remainder is 1.
When I divide it by 3, the remainder is 2.
When I divide it by 4, the remainder is 3.
When I divide it by 5, the remainder is 4.
When I divide it by 6, the remainder is 5.
When I divide it by 7, the remainder is 6.
When I divide it by 8, the remainder is 7.
When I divide it by 9, the remainder is 8.
When I divide it by 10, the remainder is 9.

It's not a small number, but it's not really big, either.
When I looked for a smaller number with this property I couldn't find one.

Can you find it?

You’re out on the water and see a boat filled with people. You look away for a second and look back again, but this time you don’t see a single person on the boat. Why? Hint: The boat did not sink.

What is wrong in the below Picture?

Spot the cat in the picture below

In 1990, a person is 15 years old. In 1995, that same person is 10 years old. How can this be?

Can you find out the missing number?

? 4 5 3 5

9 5 7 10 3

What is more useful when it is broken?

John is the son of Jacob.
So,
Jacob is the_____of John's father?

If you read clockwise, you can form a word by inserting three missing letters in the picture given below. Can you do it?

Find the next number in the series

12, 20, 40, 72, 116, 172 ?