browndariel
browndariel
13.06.2020 • 
Mathematics

There are only red counters and blue counters in a bag. Jim takes at random a counter from the bag. The probability that the counter is red is 0.45 Jim puts the counter back in the bag. Molly takes at random a counter from the bag. She put the counter back in the bag. What is the probility that Jim and molly take the counter of different colour

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