There are 90 two-digit numbers from 10 to 99. Of those, 6 are
perfect squares (16, 25, 36, 49, 64, and 81) and 2 are perfect
cubes (27 and 64). Each perfect square or root has a probability of
1 in 90 in being drawn.
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Q: What is the probability that a randomly selected two-digit positive integer is a perfect square or a perfect cube?
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