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 red counter.
| Colour | Red | Blue | White |
|---|---|---|---|
| Probability | 0.2 |
The probability of getting a blue counter is the same as the probability of getting a white counter.
Complete the table.
There are 18 red counters in the bag.
Work out the total number of counters in the bag.
Practise CIE IGCSE Maths Probability with exam-style questions for Core and Extended tier. 34 questions, matched to the CIE IGCSE Maths (0580) specification and written in Paper 1 and Paper 3 (Core) or Paper 2 and Paper 4 (Extended) 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.
