Daily Practice
Higher
- 1Box Plots2 marks
A box plot has minimum 10, lower quartile 15, median 22, upper quartile 24 and maximum 34. Work out the interquartile range.
- 2Fractional and Negative Indices2 marks
Write 5^-3 as a fraction.
- 3Inequalities on Graphs2 marks
A region is defined by y <= x - 3. 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 = 4, y = 32. Work out y when x = 2.
- 5Spheres and Cones3 marks
A cone has base radius 3 cm and vertical height 18 cm. Work out its volume, leaving your answer in terms of pi.
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