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TIMO - 2017 - Grade 9 - Preliminary Round - Paper 5 Question 4

TIMO · TIMO - 2017 - Grade 9 - Preliminary Round - Paper 5

Question 4

What is the sum of ten consecutive 2-digit numbers where the first and last numbers are perfect squares?
  1. 200
  2. 205
  3. 400
  4. 405