sarahkol sarahkol

16-01-2015
Mathematics

Answered

57% people ordered steak. 120 did not. how many customers were there that night?

Answer :

konrad509 konrad509

16-01-2015

x - number of customers

[tex]120+57\%x=x\\ 120+0.57x=x\\ 0.43x=120\\ x\approx297.07[/tex]

There can't be a fraction of the number of people, so there must be some mistake in the question.

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