SOLUTION: At the movie theater, child admission is $5.10 and adult admission is $9.40. On Thursday, 124 tickets were sold for a total sales of $868.90. How many adult tickets were sold that

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Question 1109345: At the movie theater, child admission is $5.10 and adult admission is $9.40. On Thursday, 124 tickets were sold for a total sales of $868.90. How many adult tickets were sold that day?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
At the movie theater, child admission is $5.10 and adult admission is $9.40. On Thursday, 124 tickets were sold for a total sales of $868.90. How many adult tickets were sold that day?
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Equations:
Quantity:: a + c = 124 tickets
Value:: 9.4a + 5.1c = 868.90
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Modify::
51a + 51c = 51*124
94a + 51c = 8689
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43a = 2365
a = 55 (# of adult tickets sold)
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Cheers,
Stan H.
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