In a bag there are only red counters, blue counters and white counters. A counter is taken at random from the bag.
The table shows the probability of getting a counter of each colour.
| Colour | Red | Blue | White |
|---|---|---|---|
| Probability | 0.35 | 0.26 | 0.39 |
Find the number of blue counters : the number of white counters.
222 exam-style questions on Eduqas GCSE Maths Ratio. Each one has a worked solution and a mark scheme showing where the marks go.