Daily Practice
Higher
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12th June 1953
- 1Capture Recapture2 marks
A capture-recapture estimate is made of the moth population of a meadow. State one assumption the method relies on.
- 2Standard Form3 marks
Work out (18 x 10^10) / (2 x 10^5). Give your answer in standard form.
- 3Parallel and Perpendicular Lines3 marks
A line has equation y = -5x + 8. Work out the gradient of any line perpendicular to it.
- 4Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 4, y = 16. Work out y when x = 8.
- 5Enlarging with Negative Scale Factors3 marks
The point (-3, 5) is enlarged by scale factor -3 about the centre (2, 2). 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 June 1953, including the monthly compilation PDF.