Question: In a certain course, there are two term tests. There is a 10% chance of a student failing both tests and 30% chance of passing

In a certain course, there are two term tests. There is a 10% chance of a student failing both tests and 30% chance of passing both tests. If the probability of passing one test is equal to the probability of passing the other, what is the probability of a student passing test #2?

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