Higher
27th September 1952
- 1Box Plots2 marks
A box plot has minimum 6, lower quartile 13, median 22, upper quartile 31 and maximum 35. Work out the interquartile range.
- 2Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.111... as a fraction in its simplest form.
- 3Inequalities on Graphs2 marks
A region is defined by y < 5x + 2. Should the boundary line be solid or dashed, and why?
- 4Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 2, y = 20. Work out y when x = 6.
- 5Spheres and Cones3 marks
A cone has base radius 9 cm and vertical height 18 cm. Work out its volume, leaving your answer in terms of pi.
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