Hints for the Model Venn Diagram.

• The first statement gives that .5(e-b) = d or this can be written as e- b = 2d

• The second statement says that e = 10

• The third statement says that e + b + d+ f = 18

• The fourth statement says that h + g + f + c = 5 it also says that a + b + e + d = 69

• The last statement gives the following information.

  g = 0

  f = 1

  c = 0