Daily Practice · Higher

Daily Practice - Higher

Grades 6-7 - Higher-tier method and manipulation.

25th March 2023

5 questions · 14 marks · Grades 6-7 · 61 question types in this band

1
Box Plots2 marks
A box plot has minimum 5, lower quartile 12, median 14, upper quartile 23 and maximum 26. Work out the interquartile range.
2
Fractional and Negative Indices3 marks
Work out 16^(3/2).
3
Parallel and Perpendicular Lines3 marks
A line has equation y = 3x + 8. 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 = 225. Work out y when x = 2.
5
Enlarging with Negative Scale Factors3 marks
The point (6, -1) is enlarged by scale factor -1 about the centre (-1, 3). Write down the coordinates of the image.

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