Two different schools, school A and school B, attended a conference.
12% of the attendees were teachers, the rest were students. 47% of the attendees were from school A. 48% of the attendees were students from school B.
One of the attendees is selected at random. Find the probability that they are a teacher from school A.
Practise Edexcel GCSE Maths Two Way Tables with exam-style questions for Foundation and Higher tier. 40 questions, matched to the Edexcel GCSE Maths (1MA1) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.