4062. Past the gas station passing cars and trucks. Among them, 60% of trucks. The probability that a passing car will arrive at a gas station is 0.1 for trucks, and 0.2 for cars. A passing car drove up to a gas station for a gas station. Find the probability that this is a passenger car.
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)
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