Picture Jokes

      Mathematical Cow

            
       (developer of cow-culus)

Q: What quantity is represented by this?
    

A: 9, tree +tree +tree

Q: A dust storm blows through, now how much do we have?

A: 99, dirty tree, dirty tree, dirty tree

Q: Some birds go flying by and leave their droppings, one per tree; how many is that?

A: 100, dirty tree and a turd +dirty tree and a turd +dirty tree and a turd