Higher
16th September 1961
- 1Box Plots2 marks
A box plot has minimum 1, lower quartile 6, median 16, upper quartile 20 and maximum 29. Work out the interquartile range.
- 2Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.2828... as a fraction in its simplest form.
- 3Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = 5x + 8 that passes through (6, 36).
- 4Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 5, y = 200. Work out y when x = 9.
- 5SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 20 cm, 21 cm and 29 cm. Work out the angle opposite the 20 cm side, to 1 decimal place.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of September 1961, including the monthly compilation PDF.