Daily Practice

Higher

24th April 1976

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

1
Box Plots2 marks
A box plot has minimum 10, lower quartile 12, median 16, upper quartile 18 and maximum 23. Work out the interquartile range.
2
Fractional and Negative Indices2 marks
Write 8^-2 as a fraction.
3
Parallel and Perpendicular Lines3 marks
A line has equation y = -4x + 1. 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 = 5, y = 125. Work out y when x = 2.
5
Enlarging with Negative Scale Factors3 marks
The point (6, -2) is enlarged by scale factor -1 about the centre (2, 2). Write down the coordinates of the image.

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