Daily Practice - Higher
Grades 6-7 - Higher-tier method and manipulation.
26th December 2015
- 1Box Plots2 marks
A box plot has minimum 2, lower quartile 10, median 12, upper quartile 18 and maximum 21. Work out the interquartile range.
- 2Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.777... as a fraction in its simplest form.
- 3Parallel and Perpendicular Lines3 marks
Work out the equation of the line parallel to y = -2x + 5 that passes through (2, -9).
- 4Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 3, y = 54. Work out y when x = 4.
- 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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