Higher
28th June 1953
- 1Enlarging with Negative Scale Factors3 marks
The point (-3, 2) is enlarged by scale factor -3 about the centre (-2, 4). Write down the coordinates of the image.
- 2Venn Diagrams3 marks
In a Venn diagram, 11 are in A only, 4 in B only, 9 in both and 4 in neither. Work out the probability a random one is in both.
- 3Box Plots2 marks
A box plot has a minimum of 3 and a maximum of 18. Work out the range.
- 4The Product Rule for Counting3 marks
A code is 3 letters (A to Z) followed by 2 digits (0 to 9), and repeats are allowed. How many codes are possible?
- 5Parallel and Perpendicular Lines3 marks
A line has equation y = 5x + 7. 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 June 1953, including the monthly compilation PDF.