What does this rebus means ?

PROG WORKRESS

What has many teeth, but cannot bite?

A Car is crossing a bridge 2 miles long. The bridge can only hold 10000 lbs, which is the exact weight of the car. The Car makes it half way across the bridge and stops. A bird lands on the car. Does the bridge collapse? Explain.

Can you solve the below tricky visual equation?

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

The cream is heavier than Milk. True or False?

Where do fish keep their money?

John is on an island and there are three crates of fruit that have washed up in front of him. One crate contains only apples. One crate contains only oranges. The other crate contains both apples and oranges.

Each crate is labelled. One reads 'apples', one reads 'oranges', and one reads 'apples and oranges'. He know that NONE of the crates have been labeled correctly - they are all wrong.

If he can only take out and look at just one of the pieces of fruit from just one of the crates, how can he label all of the crates correctly?

When is the top of a mountain similar to a savings account?

Can you solve the tricky chess rebus puzzle below by ciphering the hidden meaning?