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Exercise 3

Avg difficulty 2.5

In exercises 3-18, complete the following:

  1. How many voters voted in this election?

  2. How many votes are needed for a majority?

  3. Find the winner under the plurality method.

  4. Find the winner under the Instant Runoff Voting method.

  5. Find the winner under the Borda Count Method.

  6. Find the winner under Copeland's method.

The planning committee for a renewable energy trade show is trying to decide where to hold their next trade show in. The votes are shown below.

Number of voters919118
1st choiceBuffaloAtlantaChicagoBuffalo
2nd choiceAtlantaBuffaloBuffaloChicago
3rd choiceChigacoChicagoAtlantaAtlanta

Lee et al., Math in Society, §5.2 Voting Methods, Exercise 3

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Adapted from Math in Society © 2018–2024 Portland Community College Math Instructors. Licensed under CC BY-SA 4.0. Source: Math in Society. Imported at revision 68ee43c.