Daily Practice

Higher

9th May 1987

5 questions · 13 marks · Grades 6-7 · 61 question types in this band

1
Box Plots2 marks
A box plot has minimum 15, lower quartile 19, median 27, upper quartile 32 and maximum 36. Work out the interquartile range.
2
Standard Form2 marks
Work out (9 x 10^3) x (9 x 10^3). Give your answer in standard form.
3
Parallel and Perpendicular Lines3 marks
A line has equation y = 2x + 2. Work out the gradient of any line perpendicular to it.
4
Direct and Inverse Proportion Depth3 marks
y is directly proportional to x^2. When x = 4, y = 64. Work out y when x = 5.
5
Enlarging with Negative Scale Factors3 marks
The point (5, -2) is enlarged by scale factor -3 about the centre (-2, 2). Write down the coordinates of the image.

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