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IKMC 2021 - Grades 9-10 - Set 2 - Self-study Question 22

IKMC · IKMC 2021 - Grades 9-10 - Set 2 - Self-study

Question 22

Three boys each wrote ten words. A boy scores 3 points for a word neither other boy wrote, 1 point if exactly one other boy wrote it, and 0 if all three wrote it. Their totals are all different. Sam has the smallest score, 19; James has the highest. What is James’s score?
  1. 20
  2. 21
  3. 23
  4. 24
  5. 25