Daily Practice

Higher

21st October 1983

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

1
Capture Recapture2 marks
A capture-recapture estimate is made of the ladybird population of a garden. State one assumption the method relies on.
2
Standard Form3 marks
Work out (56 x 10^12) / (7 x 10^2). Give your answer in standard form.
3
Parallel and Perpendicular Lines3 marks
A line has equation y = -5x + 2. Work out the gradient of any line perpendicular to it.
4
Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 2, y = 10. Work out y when x = 15.
5
Enlarging with Negative Scale Factors3 marks
The point (-6, 3) is enlarged by scale factor -1 about the centre (-1, 0). Write down the coordinates of the image.

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Any date always gives the same five questions, so a sheet can be set again or shared. All of October 1983, including the monthly compilation PDF.