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in a poll of travelers 85% said that traveling by air makes them nervous and 450 travelers said that it does not make them nervous. how many travelers were polled?
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Nov 22, 2017
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in a poll of travelers 85% said that traveling by air makes them nervous and 450 travelers said that it does not make them nervous. how many travelers were polled?
Mathematics
middle-school
Saranjith
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Let y = the number of travelers polled
.85y=y-450
450=y-.85y
450=.15y
y=3000
There were 3000 travelers polled
Serhii Matrunchyk
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Nov 25, 2017
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Serhii Matrunchyk
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100-85=15
450=.15x
x=450/.15
x=3000
Viktor Svensson
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Nov 27, 2017
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Viktor Svensson
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