Higher
18th October 1953
- 1Parallel and Perpendicular Lines3 marks
A line has equation y = -2x + 9. Work out the gradient of any line perpendicular to it.
- 2Direct and Inverse Proportion3 marks
y is inversely proportional to x. When x = 4, y = 60. Work out y when x = 12.
- 3Enlarging with Negative Scale Factors3 marks
The point (-1, -4) is enlarged by scale factor -1 about the centre (-2, 0). Write down the coordinates of the image.
- 4Venn Diagrams3 marks
In a Venn diagram, 7 are in A only, 7 in B only, 4 in both and 6 in neither. Work out the probability a random one is in both.
- 5Box Plots2 marks
A box plot has a minimum of 9 and a maximum of 20. Work out the range.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of October 1953, including the monthly compilation PDF.