Daily Practice

Higher

25th April 1953

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 17, median 23, upper quartile 31 and maximum 36. Work out the interquartile range.
2
Surds2 marks
Write sqrt(12) in the form a sqrt(b), where b is as small as possible.
3
Parallel and Perpendicular Lines3 marks
A line has equation y = 2x + 4. 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 = 2, y = 20. Work out y when x = 6.
5
Enlarging with Negative Scale Factors3 marks
The point (-6, 2) is enlarged by scale factor -2 about the centre (1, 1). Write down the coordinates of the image.

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