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AMO · 2027 · Grades 4-5 · Self-study SET 30 Question 1

AMO

Question 1

Dr. Hazma, Dr. Tan and Dr. Gupta created vaccines in their labs. Their vaccines showed 98%, 92% and 93% effectiveness respectively. What is the probability that all three are simultaneously effective? Assume independent trials. Round the percentage to two decimal places.

Choose one option.
  1. Not possible
  2. 83.85%
  3. 16.15%
  4. 12%
  5. Not possible to determine