M1
2 marks · average 0.5 67% scored 0
The question in our own words · page 21
The driver allows \(k\) minutes each day. Find the whole number \(k\) for which the chance of being late at least once in a five-day working week, rounded to one decimal place, is \(0.2\).
Source: VCAA 2025 VCE Mathematical Methods Examination 2, Section B, Question 3b(iv)
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