Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
26th November 2016
- 1Box Plots2 marks
A box plot has minimum 9, lower quartile 15, median 18, upper quartile 20 and maximum 26. Work out the interquartile range.
- 2Fractional and Negative Indices3 marks
Work out 100^(3/2).
- 3Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -5x - 4 that passes through (3, -10).
- 4Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 4, y = 96. Work out y when x = 8.
- 5SOHCAHTOA (Trigonometry)3 marks
A right-angled triangle has sides 12 cm, 16 cm and 20 cm. Work out the angle opposite the 12 cm side, to 1 decimal place.
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