Higher
10th November 1956
- 1Conditional Probability3 marks
24 students study Spanish and 11 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 minimum 6, lower quartile 14, median 20, upper quartile 25 and maximum 28. Work out the interquartile range.
- 3Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.4141... as a fraction in its simplest form.
- 4Drawing Quadratic Graphs2 marks
For the curve y = x^2 + 3x - 8, work out y when x = -2.
- 5Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 32. Work out y when x = 8.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of November 1956, including the monthly compilation PDF.