There are black pens, blue pens, red pens and green pens in a drawer. A pen is picked at random from the drawer. The table shows the probabilities that the pen will be black, will be blue and will be red.
| Colour of Pen | Black | Blue | Red | Green |
|---|---|---|---|---|
| Probability | 0.35 | 0.45 | 0.05 |
Complete the table to show the probability that the pen will be green.
Practise OCR GCSE Maths Probability with exam-style questions for Foundation and Higher tier. 100 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers 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.