There are 8 counters in a bag. 5 of the counters are red. 3 of the counters are blue. Two counters are taken at random from the bag.
Work out the probability that one counter of each colour are taken.
You must show your working.
4 exam-style questions on Oxford AQA IGCSE Maths Conditional Probability. Each one has a worked solution and a mark scheme showing where the marks go.