The table shows the probabilities that a biased 6-sided spinner will land on 1, on 2, on 4, on 5 and on 6.
| Number | 1 | 2 | 3 | 4 | 5 | 6 |
|---|---|---|---|---|---|---|
| Probability | 0.12 | 0.25 | 0.15 | 0.10 | 0.18 |
The spinner is spun 300 times.
Work out an estimate for the number of times the spinner will land on 3 or on 5.
324 exam-style questions on OCR GCSE Maths Probability. Each one has a worked solution and a mark scheme showing where the marks go.