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IKMC 2027 - Grades 11-12 - Self-study SET 11 - Thematic Batch 3 Question 8

IKMC · IKMC 2027 - Grades 11-12 - Self-study SET 11 - Thematic Batch 3

Question 8

Fifteen numbers are arranged around the wheel as shown, and one is 10. Every seven consecutive entries have the same sum. Which listed value could be the sum of all fifteen numbers?

Question illustration
  1. 100
  2. 120
  3. 160
  4. 180
  5. All the other choices are wrong