Daily Practice

Higher

21st September 1978

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

1
Enlarging with Negative Scale Factors3 marks
The point (-3, 4) is enlarged by scale factor -3 about the centre (2, -4). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 11 are in A only, 8 in B only, 11 in both and 9 in neither. Work out the probability a random one is in both.
3
Histograms2 marks
A histogram class is 20 units wide and contains 80 values. Work out the frequency density.
4
Fractional and Negative Indices2 marks
Write 7^-2 as a fraction.
5
Parallel and Perpendicular Lines3 marks
A line has equation y = -4x + 8. Work out the gradient of any line perpendicular to it.

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