Source:New SAT Study GuideSAT Study Guide Explanations, Test 2; Test 2, Section 4; #2

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如果实际有多少灯泡会检查ry produces 20,000 lightbulbs?

A quality control manager at a factory selects 7 lightbulbs at random for inspection out of every 400 lightbulbs produced. How many lightbulbs will be inspected if the factory produces 20,000 lightbulbs?

1 Explanation

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Chris Lele, Magoosh Tutor

Apr 18, 2016 •Comment

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Test 2, Section 4

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