Higher
26th June 1964
- 1Capture Recapture2 marks
A capture-recapture estimate is made of the beetle population of a woodland. State one assumption the method relies on.
- 2Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.222... as a fraction in its simplest form.
- 3Parallel and Perpendicular Lines3 marks
A line has equation y = 5x + 2. Work out the gradient of any line perpendicular to it.
- 4Direct and Inverse Proportion3 marks
y is directly proportional to x. When x = 3, y = 24. Work out y when x = 13.
- 5Enlarging with Negative Scale Factors3 marks
The point (-3, -6) is enlarged by scale factor -2 about the centre (4, -4). 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 1964, including the monthly compilation PDF.