Higher
9th April 1955
- 1Box Plots2 marks
A box plot has minimum 5, lower quartile 11, median 17, upper quartile 20 and maximum 24. Work out the interquartile range.
- 2Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.222... as a fraction in its simplest form.
- 3Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -3x - 6 that passes through (2, -13).
- 4Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 5, y = 50. Work out y when x = 2.
- 5SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 6 cm, 8 cm and 10 cm. Work out the angle opposite the 6 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 April 1955, including the monthly compilation PDF.