Traditional Culture Encyclopedia - Travel guide - "Seven-color Flower" organized a charity performance, * * * sold 300 tickets and raised a donation of 4,000 yuan. Among them, each student ticket 10 yuan and each adult ticket 15 yuan.
"Seven-color Flower" organized a charity performance, * * * sold 300 tickets and raised a donation of 4,000 yuan. Among them, each student ticket 10 yuan and each adult ticket 15 yuan.
Solution: setting; Sell X student tickets and 300-x adult tickets.
10x+(300-x)* 15 = 4000
10x+4500- 15x=4000
500 = 5 times
x= 100
300- 100=200
A: Student ticket 100, adult ticket 200.
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