Back to 11.1 Voting Methods

11.1 Exercise 9

Avg difficulty 2.5

Refer to the table below containing voters’ preference rankings to answer the following questions.

Number of Ballots 100 200 150 75
Option A 1 4 3 4
Option B 2 3 4 2
Option C 4 2 1 1
Option D 3 1 2 3
  1. How many voters ranked the options in the following order: Option A in fourth place, Option B in second place, Option C in first place, and Option D in third place?
  2. How many ballots in total were collected?
  3. How many voters indicated that Option C was their first choice?

OpenStax Contemporary Mathematics, 11.1 Voting Methods, exercise 9

AI Tutor

Adapted from Contemporary Mathematics © 2023 Rice University. Licensed under CC BY 4.0. Source: Contemporary Mathematics. Imported at revision fa7c1a1.