An Automatic Machine Inserts Mixed Vegetables into a Plastic Bag

question 121

Multiple Choice

An automatic machine inserts mixed vegetables into a plastic bag. Past experience revealed that some packages were underweight and some were overweight, but most of them had satisfactory weight. What is the probability of selecting three packages that are satisfactory?

• A) 0.900
• B) 0.810
• C) 0.729
• D) 0.075

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A method of extracting minerals and ores from beneath the earth's surface, as opposed to open-pit or surface mining, often requiring tunnels or shafts.

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