Daily Practice

Higher

15th September 1970

5 questions · 15 marks · Grades 6-7 · 61 question types in this band

1
Enlarging with Negative Scale Factors3 marks
The point (-2, 5) is enlarged by scale factor -3 about the centre (-3, -4). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 11 are in A only, 15 in B only, 12 in both and 2 in neither. Work out the probability a random one is in both.
3
Capture Recapture3 marks
30 beetles are marked and released. Later 12 are caught, of which 4 are marked. Estimate the population.
4
Fractional and Negative Indices3 marks
Work out 216^(2/3).
5
Parallel and Perpendicular Lines3 marks
A line has equation y = -5x + 2. Work out the gradient of any line perpendicular to it.

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