Question

Calcule a porcentagem correspondente:

30 alunos de 40 alunos
90 motos de 200 motos
75 selos de 150 selos
60 kg de 150 kg

Answer 1

40 alunos ======>100%

30alunos=======>x


40x=> 30.100

40x=>3000

x=> 3000/40

X=>75%

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200motos =======100%

90motos========x


200x=> 90.100

200x=> 9000

x=> 9000/200

x=>45℅

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150selos========>100%

75selos========>x


150x=>75.100

150x=> 7500

x=> 7500/150

x=>50℅

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150kg======100%

60kg======= x


150x=> 60.100

150x=>6000

x=> 6000/150

x=>40%


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pronto, boa tarde !! :)