A box contains 10 milk chocolates and 8 dark chocolates. Connor takes two chocolates at random, without replacement.
Find the probability that Connor takes two dark chocolates.
Find the probability that Connor takes one milk chocolate and one dark chocolate.
200 exam-style questions on OCR A Level Maths 2.3 Probability, covering 2.3.1 Mutually exclusive and independent events, 2.3.2 Diagrams to assist probability calculations, 2.3.3 Conditional probability (A-level only), 2.3.4 Conditional probability from first principles (A-level only), and 2.3.5 Modelling with probability. Each one has a worked solution and a mark scheme showing where the marks go.