Question 12 — IGCSE 0580 Oct/Nov 2023 Paper 13
Cambridge IGCSE Mathematics 0580, Core tier, non-calculator. Topic: Probability · General. Worth 3 marks.
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Question text
12 Rama asks a group of students how they travel to school.
The table shows the probability of how a student, chosen at random, travels to school.
Bus Walk Car Other
Probability 0.4 0.32 0.17
(a) Complete the table.
[2]
(b) There are 1800 students at the school.
Find the expected number of students that walk to school.
................................................. [1]
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