Daily Practice

Higher

23rd August 1979

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

1
Enlarging with Negative Scale Factors3 marks
The point (4, 4) is enlarged by scale factor -2 about the centre (4, 0). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 16 are in A only, 17 in B only, 3 in both and 9 in neither. Work out the probability a random one is in both.
3
Histograms2 marks
A histogram class is 10 units wide and contains 20 values. Work out the frequency density.
4
Standard Form2 marks
Work out (7 x 10^6) x (9 x 10^2). Give your answer in standard form.
5
Parallel and Perpendicular Lines3 marks
A line has equation y = -5x + 8. Work out the gradient of any line perpendicular to it.

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