Graad 11 - Nog oefeninge : Antwoorde.

Kosprys, verkoopprys en wins.

1.1   aa = 12 345,50            bb = 12 345,40                    1.2   cc = 12 533,33            dd = 12 533,33
1.1     a = 33,50                     b = 10,40                           1.2     c = 1 219,68                 d = 348,48
1.3     e = 1 581,29                 f = 33,33                           1.4     g = 54,50                      h = 25
1.5     k = 28,72                     m = 120                             1.6     n = 312,25                    p = 65
1.7     q = 124,06                    r = 47,76                           1.8     s = 53,48                      t = 7,59
1.9     u = 3,66                        v = 0,91                          1.10    w = 11,12                      x = 33
1.11    y = 12 543,25              z = 15                             1.12   aa = 28,49                    bb = 11,4
1.13   cc = 124,81                dd = 399,39                      1.14   ee = 36,94                      ff = 14,55
1.15   hh = 44,08                  gg = 48                             1.16   kk = 94,78                  mm = 67,7

2.1     a = 20,38                  b = 7,86                             c = 70,75                  d = 12,52                  e = 21,5
2.2     f = 49,46                   g = 20,77                           h = 152,34                k = 28,69                 m = 23,2
2.3     n = 0,69                    p = 0,42                             q = 2,35                    r = 0,27                     s = 12,98
2.4     t = 85                        u = 10                                v = 22,39                 w = 8,94                     x = 66,47
2.5     y = 62                       z = 12                              aa = 122,60              bb = 36,60                 cc = 42,56
2.6   dd = 320                   ee = 15                                ff = 738,99              gg = 531,99                hh = 257
2.7   kk = 2 081,05         mm = 520,26                       nn = 1 560,79           pp = 728,37                qq = 87,5
2.8   rr = 3 446,14            ss = 1 102,76                      tt = 2 343,38           uu = 1 436,50              vv = 158,4
2.9 ww = 13,39                 xx = 0,67                           yy = 12,72                 zz = 4,08                    ab = 47,22

3.1.1
20,37
3.1.2
1,85
3.2.1
31,48
3.2.2
34,63
3.2.3
3,15
4.1
0,35
4.2
6,48%
4.3
6,45
5.1
30,45
5.2
258,83
6.1
29,51
6.2
Opsie 1 - laagste totale prys, 44,27
7.1
54 400
7.2
7,25
7.3
58 000
7.4
6,618% ; 6,618%
     
  
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