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4064. Past the gas station passing cars and trucks. Amo 2019

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Description

4064. Past the gas station passing cars and trucks. Among them, 40% of cars. The probability that a passing car arrives at a gas station for cars is 0.2, and for trucks it is 0.1. A car drove up to a gas station to a 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