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IKMC 2027 - Grades 11-12 - Self-study SET 11 - Thematic Batch 3 Question 19

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

Question 19

A footballer takes three consecutive penalties. He says the probability of scoring at least once is 0.999. What is his probability of scoring a single penalty?

Original printed choices: A) 0,7; B) 0,8; C) 0,9; D) 0,99; E) 0,999

Editorial task: Resolve the missing assumption or inconsistent choices. Derive the valid literal conclusion and distinguish it from the source’s intended answer.

Question illustration