For a bit of perspective on that figure, 150, 000 is the approximate number of people employed by Hewlett-Packard (nyse: HPQ - news - people ) worldwide.

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The president was asked the approximate total number of Iraqis who've been killed in the war.

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The charity knows of course, just like the UN, that the number seven billion is approximate.

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If new research compared the take-home salaries of entrepreneurs at comparable firms (in number of employees and approximate revenues), would we see as big of a chasm?

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U.S. Secretary of Education Arne Duncan noted in a news conference that the number is less than 1 percent of the nation's approximate 100, 000 schools.

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