Daily Practice

Higher

20th January 1988

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

1
Enlarging with Negative Scale Factors3 marks
The point (-1, -2) is enlarged by scale factor -2 about the centre (3, 0). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 11 are in A only, 8 in B only, 3 in both and 1 in neither. Work out the probability a random one is in both.
3
Cumulative Frequency2 marks
Four classes in order have frequencies 5, 3, 10, 8. Write down the cumulative frequency at the end of the third class.
4
Fractional and Negative Indices3 marks
Work out 16^(3/2).
5
Parallel and Perpendicular Lines3 marks
A line has equation y = 5x + 4. Work out the gradient of any line perpendicular to it.

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