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19th April 1970
- 1Conditional Probability3 marks
17 students study Spanish and 5 of those also study Art. One Spanish student is picked at random. Work out the probability they study Art.
- 2Box Plots2 marks
A box plot has a minimum of 13 and a maximum of 49. Work out the range.
- 3Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.666... as a fraction in its simplest form.
- 4Solving Quadratics3 marks
Solve x^2 + 5x - 14 = 0.
- 5Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 2, y = 25. Work out y when x = 5.
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