A young boy is fishing off the end of a dock. He estimates that for one out of every 15 times he casts his line, he gets at least a
nibble from a curious fish. He is going to cast his line 50 times before he switches to toad hunting.
-What is the probability that he will cast his line without success 20 times before finally
succeeding the 21st time?

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The Answer of A young boy is fishing off the end of a dock. He estimates that for one out of every 15 times he casts his line, he gets at least a
nibble from a curious fish. He is going to cast his line 50 times before he switches to toad hunting.
-What is the probability that he will cast his line without success 20 times before finally
succeeding the 21st time?

A Young Boy Is Fishing Off the End of a Dock