What does below pictogram mean?

The more it dries, the wetter it becomes. Can you tell what it is?

A quarter is one-fourth of a dollar but Mr. John has changed the equation as below :

DOLLAR * 4 = QUARTER

Can you replace each letter with a digit to make the above solution correct?

We can be boring,Or interesting.
We can be long,Or short.
We can have pictures,Or just words.
Many love us,But many also hate us.
What are we?

How many triangles can you count in the figure given?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

I have holes on the top and bottom. I have holes on my left and on my right. And I have holes in the middle, yet I still hold water. What am I?

I add 5 to 9 and get 2. The answer is correct, so what am I?

Make the seating arrangement of 10 children in such a way that there are 5 rows with 4 children in each row.

There are people and strange monkeys on this island, and you can not tell who is who (Edit: until you understand what they said - see below). They speak either only the truth or only lies.
Who are the following two guys?
A: B is a lying monkey. I am human.
B: A is telling the truth.