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4068. The number of trucks traveling along the highway 2019

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Description

4068. The number of trucks traveling along the highway on which the gas station stands refers to the number of cars passing along the same highway as 5: 2. The probability that a passing truck will refuel is 0.04. For a passenger car, this probability is 0.07. Find the probabilities of the following events: a) a passing car will refuel; b) a car pulled up to a gas station - a cargo one.

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Additional information

Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)

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