Daily Practice · Higher

Daily Practice - Higher

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

22nd May 2021

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

1
Box Plots2 marks
A box plot has minimum 14, lower quartile 22, median 27, upper quartile 31 and maximum 39. Work out the interquartile range.
2
Standard Form3 marks
Work out (48 x 10^12) / (8 x 10^2). Give your answer in standard form.
3
Parallel and Perpendicular Lines3 marks
A line has equation y = -4x + 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 = 5, y = 225. Work out y when x = 9.
5
Enlarging with Negative Scale Factors3 marks
The point (5, 5) is enlarged by scale factor -3 about the centre (-2, 0). Write down the coordinates of the image.

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