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lulu1995
 4 years ago
when 4131 people attended a concert, the concert hall was 90% full. How many seats does the concert hall have ?
lulu1995
 4 years ago
when 4131 people attended a concert, the concert hall was 90% full. How many seats does the concert hall have ?

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TheCalculusStud
 4 years ago
Best ResponseYou've already chosen the best response.0you do the number of people devided by the percent so in this case its 4131/.90 remember that a percent is a part of 1 so 100 percent is 1 and 90 percent is .9 and so on

ashwinram
 4 years ago
Best ResponseYou've already chosen the best response.2Let x = number of seats. x * 90% = 4131. Solve for x.
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