What has 600 wheels and flies?

What is the answer to the riddle "What has 600 wheels and flies?"?

Final answer: This is a riddle, and the answer is a garbage truck.

Explanation:

The question, 'What has 600 wheels and flies?' is a type of riddle. The answer to this riddle is a garbage truck. A garbage truck could be said to have 600 wheels and flies because it stops at many locations (each location could represent a 'wheel') and is often associated with flies due to the trash it carries.
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