What is full of holes but still holds water?

Take 9 from 6, 10 from 9, 50 from 40, and leave 6.

How Come ??

What does this simple rebus mean?

Analyze and find the missing item in the sequence:
16, 06, 68, 88, __, 98

A newspaper is supposed to have 60 pages.Pages 14 and 21 are missing from the newspaper.

Can you tell me , Which other pages won't be there as well ?

A man dies of old age on his 25 birthday. How is this possible?

You see a boat filled with people, yet there isn’t a single person on board. How is that possible?

You are provided with a grid (as shown in the picture). Can you fill the squares with numbers 1-8 in a manner that none of the two consecutive numbers are placed next to each other in any direction (vertically, horizontally or diagonally?)

In a boat, the father of a sailor's son is sitting with the son of the sailor. However, the sailor is not present on the boat.

Can this even be possible?

Can you count the number of squares in the given picture?