Higher
20th March 1963
- 1Enlarging with Negative Scale Factors3 marks
The point (5, -6) is enlarged by scale factor -2 about the centre (-4, 0). Write down the coordinates of the image.
- 2Venn Diagrams3 marks
In a Venn diagram, 9 are in A only, 8 in B only, 2 in both and 10 in neither. Work out the probability a random one is in both.
- 3Cumulative Frequency2 marks
Four classes in order have frequencies 12, 7, 5, 3. Write down the cumulative frequency at the end of the third class.
- 4Recurring Decimals to Fractions3 marks
Write the recurring decimal 0.8181... as a fraction in its simplest form.
- 5Parallel and Perpendicular Lines3 marks
A line has equation y = -3x + 3. Work out the gradient of any line perpendicular to it.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of March 1963, including the monthly compilation PDF.