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4063. Past the gas station passing cars and trucks. Amo 2019

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Description

4063. Past the gas station passing cars and trucks. Among them, trucks 40%. The probability that a passing car will arrive at a gas station is 0.1 for trucks, and 0.2 for cars. A car arrived at the gas station. Find the probability that she is freight.

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Additional information

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

$ 0.47