Matemática

A- 12/3=4 24/4=6%
B- 6/3=2 6/2=3%
C- (24 )/3=8 36/8= 4,5%

A- 12/3= 4 4x3= 12% a.a
B- 12/4= 3 3x27=81% a.a
C_

A- J= C x I x T J=1000x 0,15x1 J=150

B- J= 1000x0,17x4 J=680

C- J= 1000x 0,21/12x5 J=1000x0,0175x5 J=87,50

D- J=1000x26,8x30 J=1000x0,268/12x30 J= 1000x0,67 J= 670

E- J=1000x0,308x5,5 J=1000x1,694 J=1.694

F- J= 1000x0,38/12x56 J=1000x177333 J= 1.773,33

A- M=Cx(1+ixt) M= 5.000(1+0,18x6/12) M= 5.000x1,09 M= 5.450

B- M=5.000(1+0,318x31/12) M= 5.000(1+0,8215) M=5.000x1,8215 M=9.107,50
C- M=5.000(1+0,42x51/12) M=5.000(1+1,785) M=5.000x2,785 M=13.925

A- t= ((m/c-1))/i t=( (832/800-1)/0,16) t= ((1,04-1))/0,16 t=0,4/0,16 t= 0,25 anos

B- t= (2.366/1.200-1)/0,22 t=((1.9717-1))/0,22 t=0,9717/0,22 t= 4,4

n= 4 anos e 5 meses( arredondado)

(J=5xC)/(i=25%) n= J/Cxi = 5xC/Cx0,25 = 5/0,25 = 20 anos

24 – 12 60.000 - 100% X - 7 x - 14%

12x=168 100x= 84.0000 X=168/12 x= 84.0000/100 X=14% x= 8.400

J= ((Cxixt))/100 i= 5% a.m
11200= ((28.000xix8))/100 5x12=60% a.a
1120000=22400xi
M =Cx(1+ixt) 64200=C(1=0,04x155/30) C =64200/(1+0,04x 155/30) C= 53.204,42

100000=C(1+0,42x 13/12) C=100000/(1+1,455) C= 68728,52

J=M-C
J= 100000-68728,52
J= 31.271,48