A survey of 365 adults found that during the last year, 90 traveled by plane but not by tr

timer Asked: Feb 12th, 2015

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A survey of 365 adults found that during the last year, 90 traveled by plane but not by train, 90 traveled by train but not by plane, 45 traveled by bus but not by plane or by train, 80 traveled by bus and plane, 40traveled by all three, and 270 traveled by plane or train. How many did not travel by any of these modes of transportation?

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