The probability that the 08:15 08:15\,08:15 train is on time is 0.72
Over the next 50 working days, James takes the 08:15 08:15\,08:15 train.
Work out an estimate for the number of times the train will be on time.
128 exam-style questions on Edexcel GCSE Maths Probability. Each one has a worked solution and a mark scheme showing where the marks go.