Calcule:
a) 14% de R$ 2.000,00
b) 7% de R$ 12.500,00
c) 50% de 250
d) 220% de 200
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a) 280
100 — 2000
14 — X
100x = 2000.14
100x = 28000
x = 28000/100
x = 280
b) 875
100 — 12500
7 — X
100x = 12500.7
100x = 87500
x = 87500/100
x = 875
c) 125
100 — 250
50 — X
100x = 250.50
100x = 12500
x = 12500/100
x= 125
d) 440
100 — 200
220 — X
100x = 200.220
100x = 44000
x= 44000/100
x= 440
Espero ter ajudado :)
100 — 2000
14 — X
100x = 2000.14
100x = 28000
x = 28000/100
x = 280
b) 875
100 — 12500
7 — X
100x = 12500.7
100x = 87500
x = 87500/100
x = 875
c) 125
100 — 250
50 — X
100x = 250.50
100x = 12500
x = 12500/100
x= 125
d) 440
100 — 200
220 — X
100x = 200.220
100x = 44000
x= 44000/100
x= 440
Espero ter ajudado :)
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