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Blood groups and Rh types of 100 randomly selected persons. If 1 of the 100 persons is randomly selected, find P(Group A or Rh+) and type a decimal
Group A: 28Rh+ 7Rh-
GroupB: 13+Rh 5Rh-
GroupAB: 3Rh+ 4Rh-
Group O: 34Rh+ 6Rh-
Please show math involved

Solution Preview

Total subjects in group A = 28+7 = 35
Total subjects with Rh+ = ...