Daily Practice · Higher

Daily Practice - Higher

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

21st June 1997

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

1
Box Plots2 marks
A box plot has minimum 8, lower quartile 16, median 18, upper quartile 27 and maximum 36. Work out the interquartile range.
2
Standard Form2 marks
Work out (5 x 10^3) x (7 x 10^6). Give your answer in standard form.
3
Parallel and Perpendicular Lines3 marks
A line has equation y = -5x + 5. 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 = 3, y = 54. Work out y when x = 7.
5
Enlarging with Negative Scale Factors3 marks
The point (1, 3) is enlarged by scale factor -2 about the centre (-1, 2). Write down the coordinates of the image.

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