Solution of problem N3952 probability theory total prob
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Product description
- Electric bulbs are manufactured at three plants. The first plant produces 40% of the total number of light bulbs, the second 50%, the third 10%. The production of the first plant contains 75% of standard lamps, the second 85%, the third 90%. What is the probability that the lamp purchased in the store will be standard?
Additional information
Detailed solution. Decorated in Microsoft Word 2003 (Quest decided to use the formula editor)