1. Tardigrade
  2. Question
  3. Mathematics
  4. In a class there are 10 boys and 8 girls. The teacher wants to select either a boy or a girl to represent the class in a function. The number of ways the teacher can make this selection.

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Q. In a class there are 10 boys and 8 girls. The teacher wants to select either a boy or a girl to represent the class in a function. The number of ways the teacher can make this selection.

Permutations and Combinations

Solution:

By fundamental theorem of addition 10 + 8 = 18