Daily Practice · Higher

Daily Practice - Higher

16th August 1994

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

1
Enlarging with Negative Scale Factors3 marks
The point (-1, 3) is enlarged by scale factor -1 about the centre (-2, -4). Write down the coordinates of the image.
2
Venn Diagrams3 marks
In a Venn diagram, 18 are in A only, 18 in B only, 12 in both and 4 in neither. Work out the probability a random one is in both.
3
Capture Recapture3 marks
55 beetles are marked and released. Later 36 are caught, of which 9 are marked. Estimate the population.
4
Fractional and Negative Indices2 marks
Write 4^-2 as a fraction.
5
Parallel and Perpendicular Lines3 marks
A line has equation y = 3x + 9. Work out the gradient of any line perpendicular to it.

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