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sammizwang
07.07.2019 •
Mathematics
Astadium has 50 comma 00050,000 seats. seats sell for $3030 in section a, $2424 in section b, and $1818 in section c. the number of seats in section a equals the total number of seats in sections b and c. suppose the stadium takes in $1 comma 288 comma 8001,288,800 from each sold-out event. how many seats does each section hold?
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Ответ:
A= B+C
As given, A+B+C = 50000 seats
A+(B+C) = 50000
2A = 50000
A= 25000 seats
Now section A sells seats at $30 each
So,![25000\times30=750000](/tpl/images/0060/5533/97651.png)
Now, B+C = 25000
B = 25000-C
B sells at $24 and C sells at $18
So, 24B+18C = 538800
Now as section A incurs an amount of $750000 from booking, so B and C will incur 1288800-750000 = 538800 where $1288800 is the total booking amount.
24B+18C = 538800
6C = 61200
C = 10200
Now, B = 25000-C
B = 25000 - 10200 = 14800
Hence, section A has 25000 seats
Section B has 14800 seats
Section C has 10200 seats
Ответ: