Daily Practice

Higher

25th May 1987

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

1
Enlarging with Negative Scale Factors3 marks
The point (-2, 4) is enlarged by scale factor -3 about the centre (0, 4). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 8 are in A only, 16 in B only, 6 in both and 10 in neither. Work out the probability a random one is in both.
3
Cumulative Frequency2 marks
A cumulative frequency graph is drawn for 160 values. What cumulative frequency do you read across from to estimate the lower quartile?
4
Fractional and Negative Indices2 marks
Write 6^-2 as a fraction.
5
Parallel and Perpendicular Lines3 marks
A line has equation y = -3x + 2. Work out the gradient of any line perpendicular to it.

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