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IKMC 2018 - Grades 11-12 - Set 2 - Self-study Question 6

IKMC · IKMC 2018 - Grades 11-12 - Set 2 - Self-study

Question 6

Some aliens are green and the others purple. Green aliens live only on Mars. Which statement logically follows?
  1. All aliens live on Mars
  2. Only green aliens live on Mars
  3. Some purple aliens live on Venus
  4. All purple aliens live on Venus
  5. No green aliens live on Venus