At the city museum, child admission is $5.70 and adult admission is $9.80 . On Sunday, four times as many adult tickets as child tickets were sold, for a total sales of $1526.60 . How many child tickets were sold that day?

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10-08-2017
Mathematics

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At the city museum, child admission is $5.70 and adult admission is $9.80 . On Sunday, four times as many adult tickets as child tickets were sold, for a total sales of $1526.60 . How many child tickets were sold that day?

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texaschic101 texaschic101 · Answer 1 · 2017-08-10T16:35:01+02:00

texaschic101 texaschic101

10-08-2017

5.70c + 9.80a = 1526.60
a = 4c

5.70c + 9.80(4c) = 1526.60
5.70c + 39.20c = 1526.60
44.90c = 1526.60
c = 1526.60/44.90
c = 34 <=== child tickets sold

a = 4c
a = 4(34)
a = 136 ...adult tickets sold

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