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Probability
Question

A carnival roulette wheel contains $$22$$ slots numbered $$00$$$$0$$$$1$$$$2$$$$3$$, ..., $$20$$$$10$$ of the slots numbered $$1$$ through $$20$$ are colored red, and $$10$$ are colored black. and $$10$$ are colored black. The $$00$$ and $$0$$ slots are uncolored. The wheel is spun, and a ball is rolled around the rim until it falls into a slot. What is the probability that the ball falls into a black or red slot.

$$\frac{11}{10}$$