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SASMO 2021 Grade 4 Question 14

SASMO · SASMO 2021 Grade 4

Question 14

Alison is 30 years older than Bernard. Last year, Bernard was 20 years older than Caitlyn. Next year, Caitlyn will be 10 years older than Donald. Their total age five years ago was 180 years. How old is Donald now?
  1. 25
  2. 35
  3. 55
  4. 85
  5. None of the above