Daily Practice · Higher

Daily Practice - Higher

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

2nd September 2006

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

1
Box Plots2 marks
A box plot has minimum 5, lower quartile 8, median 15, upper quartile 25 and maximum 29. Work out the interquartile range.
2
Fractional and Negative Indices2 marks
Write 2^-3 as a fraction.
3
Parallel and Perpendicular Lines3 marks
A line has equation y = -2x + 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 = 6, y = 180. Work out y when x = 3.
5
Enlarging with Negative Scale Factors3 marks
The point (5, -6) is enlarged by scale factor -1 about the centre (-4, 2). Write down the coordinates of the image.

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