Respostas

2013-10-17T18:51:37-03:00
M – C = C * i * t
26950 – C = C * 0,05 * 24
26950 – C = C * 1,2
26950 = 1,2C + C
26950 = 2,2C
C = 26950/2,2
C = 12250
 
Resposta= 
R$ 12250,00
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2013-10-17T18:52:04-03:00
C = ?
t = 2 a.= 24 meses
i = 5 % a.m = 0,05 = 
M = 26.950
M = C x (1 + i x t)
26.950 = C x (1 + 0,05 x 24)
26.950 = C x 2,2
C = 26.950 : 2,2
C = 12.250
Resposta: Letra C = R$ 12.250,00
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