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SASMO 2017 Secondary 1 (Grade 7) Contest Question 3

SASMO · SASMO 2017 Secondary 1 (Grade 7) Contest

Question 3

Find the average of the following 100 numbers.
—1,2,—3,4,-5, 6, .., —99, 100

Question illustration
  1. 0.5
  2. See the source image for option B.
  3. -50)
  4. 50.5
  5. None of the above