Higher
16th April 1967
- 1Enlarging with Negative Scale Factors3 marks
The point (1, 4) is enlarged by scale factor -3 about the centre (1, 0). Write down the coordinates of the image.
- 2Venn Diagrams3 marks
In a Venn diagram, 12 are in A only, 17 in B only, 3 in both and 3 in neither. Work out the probability a random one is in both.
- 3Box Plots2 marks
A box plot has a minimum of 18 and a maximum of 55. Work out the range.
- 4Surds2 marks
Write sqrt(32) in the form a sqrt(b), where b is as small as possible.
- 5Parallel and Perpendicular Lines3 marks
A line has equation y = -4x + 2. 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 April 1967, including the monthly compilation PDF.