Question: A bag contains 200 balls that are either red or blue and either dull or shiny. There are 55 shiny red balls, 91 shiny balls

A bag contains 200 balls that are either red or blue and either dull or shiny. There are 55 shiny red balls, 91 shiny balls and 79 red balls. If a ball is chosen at random, what is the probability that it is either a shiny ball or I red ball? What is the probability that it is a dull blue ball?

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