Bonjour;
34)
moyenne: 10*4 = 40
40-8-5-14 = 13
Il doit avoir 13
35)
places debout: x
places assises : y
x+y = 8 500
x= 8500-y
palaces debout: 25x
places assises: 44y
25x +44y = 312 725
25( 8 500-y) +44y = 312 725
212 500- 25y + 44y = 312 725
212 500+19y = 312 725
19y = 312 725- 212 500
19y = 100 225
y = 100 225/19 =5 275
=> 5 275 spectateurs debout
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Bonjour;
34)
moyenne: 10*4 = 40
40-8-5-14 = 13
Il doit avoir 13
35)
places debout: x
places assises : y
x+y = 8 500
x= 8500-y
palaces debout: 25x
places assises: 44y
25x +44y = 312 725
25( 8 500-y) +44y = 312 725
212 500- 25y + 44y = 312 725
212 500+19y = 312 725
19y = 312 725- 212 500
19y = 100 225
y = 100 225/19 =5 275
=> 5 275 spectateurs debout