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GCSE Maths: exam-style questions Free interactive maths quizzes based on foundation and higher ... This guide contains video and quizzes. Algebraic expressions - Edexcel Letters can be used ...

The probability that a tennis player wins the first set of a match is \(\frac{3}{5}\). If she wins the first set, the probability that she wins the second set is \(\frac{9}{10}\). If she loses the ...