Garrett Reese
11/25/2023 · Elementary School
22. The probability of Mary, Esther and John coming to school late on Monday are \( \frac{1}{4}, \frac{2}{5} \) and \( \frac{1}{3} \) respectively. (a) Draw a tree diagram to represent the information. (2mks) (b) Alculate the probability that (i) All the three girls are late (ii) All except Esther are late
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(i) The probability that all three are late is \( \frac{1}{30} \).
(ii) The probability that all except Esther are late is \( \frac{1}{20} \).
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